20174955516

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{18539}}^1$

素因数の和:18648

約数の個数: 144

約数和(自身を含む): 56417961600

約数和(自身を除く): 36243006084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 43, 57, 74, 76, 86, 111, 114, 129, 148, 171, 172, 222, 228, 258, 333, 342, 387, 444, 516, 666, 684, 703, 774, 817, 1332, 1406, 1548, 1591, 1634, 2109, 2451, 2812, 3182, 3268, 4218, 4773, 4902, 6327, 6364, 7353, 8436, 9546, 9804, 12654, 14319, 14706, 18539, 19092, 25308, 28638, 29412, 30229, 37078, 55617, 57276, 60458, 74156, 90687, 111234, 120916, 166851, 181374, 222468, 272061, 333702, 352241, 362748, 544122, 667404, 685943, 704482, 797177, 1056723, 1088244, 1371886, 1408964, 1594354, 2057829, 2113446, 2391531, 2743772, 3170169, 3188708, 4115658, 4226892, 4783062, 6173487, 6340338, 7174593, 8231316, 9566124, 12346974, 12680676, 13032917, 14349186, 15146363, 24693948, 26065834, 28698372, 29495549, 30292726, 39098751, 45439089, 52131668, 58991098, 60585452, 78197502, 88486647, 90878178, 117296253, 117982196, 136317267, 156395004, 176973294, 181756356, 234592506, 265459941, 272634534, 353946588, 469185012, 530919882, 545269068, 560415431, 1061839764, 1120830862, 1681246293, 2241661724, 3362492586, 5043738879, 6724985172, 10087477758, 20174955516]

約数ペア:

[(1, 20174955516), (2, 10087477758), (3, 6724985172), (4, 5043738879), (6, 3362492586), (9, 2241661724), (12, 1681246293), (18, 1120830862), (19, 1061839764), (36, 560415431), (37, 545269068), (38, 530919882), (43, 469185012), (57, 353946588), (74, 272634534), (76, 265459941), (86, 234592506), (111, 181756356), (114, 176973294), (129, 156395004), (148, 136317267), (171, 117982196), (172, 117296253), (222, 90878178), (228, 88486647), (258, 78197502), (333, 60585452), (342, 58991098), (387, 52131668), (444, 45439089), (516, 39098751), (666, 30292726), (684, 29495549), (703, 28698372), (774, 26065834), (817, 24693948), (1332, 15146363), (1406, 14349186), (1548, 13032917), (1591, 12680676), (1634, 12346974), (2109, 9566124), (2451, 8231316), (2812, 7174593), (3182, 6340338), (3268, 6173487), (4218, 4783062), (4773, 4226892), (4902, 4115658), (6327, 3188708), (6364, 3170169), (7353, 2743772), (8436, 2391531), (9546, 2113446), (9804, 2057829), (12654, 1594354), (14319, 1408964), (14706, 1371886), (18539, 1088244), (19092, 1056723), (25308, 797177), (28638, 704482), (29412, 685943), (30229, 667404), (37078, 544122), (55617, 362748), (57276, 352241), (60458, 333702), (74156, 272061), (90687, 222468), (111234, 181374), (120916, 166851)]