19387896

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 57507840

約数和(自身を除く): 38119944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 31, 33, 44, 46, 62, 66, 69, 88, 92, 93, 103, 124, 132, 138, 184, 186, 206, 248, 253, 264, 276, 309, 341, 372, 412, 506, 552, 618, 682, 713, 744, 759, 824, 1012, 1023, 1133, 1236, 1364, 1426, 1518, 2024, 2046, 2139, 2266, 2369, 2472, 2728, 2852, 3036, 3193, 3399, 4092, 4278, 4532, 4738, 5704, 6072, 6386, 6798, 7107, 7843, 8184, 8556, 9064, 9476, 9579, 12772, 13596, 14214, 15686, 17112, 18952, 19158, 23529, 25544, 26059, 27192, 28428, 31372, 35123, 38316, 47058, 52118, 56856, 62744, 70246, 73439, 76632, 78177, 94116, 104236, 105369, 140492, 146878, 156354, 188232, 208472, 210738, 220317, 280984, 293756, 312708, 421476, 440634, 587512, 625416, 807829, 842952, 881268, 1615658, 1762536, 2423487, 3231316, 4846974, 6462632, 9693948, 19387896]

約数ペア:

[(1, 19387896), (2, 9693948), (3, 6462632), (4, 4846974), (6, 3231316), (8, 2423487), (11, 1762536), (12, 1615658), (22, 881268), (23, 842952), (24, 807829), (31, 625416), (33, 587512), (44, 440634), (46, 421476), (62, 312708), (66, 293756), (69, 280984), (88, 220317), (92, 210738), (93, 208472), (103, 188232), (124, 156354), (132, 146878), (138, 140492), (184, 105369), (186, 104236), (206, 94116), (248, 78177), (253, 76632), (264, 73439), (276, 70246), (309, 62744), (341, 56856), (372, 52118), (412, 47058), (506, 38316), (552, 35123), (618, 31372), (682, 28428), (713, 27192), (744, 26059), (759, 25544), (824, 23529), (1012, 19158), (1023, 18952), (1133, 17112), (1236, 15686), (1364, 14214), (1426, 13596), (1518, 12772), (2024, 9579), (2046, 9476), (2139, 9064), (2266, 8556), (2369, 8184), (2472, 7843), (2728, 7107), (2852, 6798), (3036, 6386), (3193, 6072), (3399, 5704), (4092, 4738), (4278, 4532)]