19187016

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 55157760

約数和(自身を除く): 35970744

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 37, 41, 51, 62, 68, 74, 82, 93, 102, 111, 123, 124, 136, 148, 164, 186, 204, 222, 246, 248, 296, 328, 372, 408, 444, 492, 527, 629, 697, 744, 888, 984, 1054, 1147, 1258, 1271, 1394, 1517, 1581, 1887, 2091, 2108, 2294, 2516, 2542, 2788, 3034, 3162, 3441, 3774, 3813, 4182, 4216, 4551, 4588, 5032, 5084, 5576, 6068, 6324, 6882, 7548, 7626, 8364, 9102, 9176, 10168, 12136, 12648, 13764, 15096, 15252, 16728, 18204, 19499, 21607, 25789, 27528, 30504, 36408, 38998, 43214, 47027, 51578, 58497, 64821, 77367, 77996, 86428, 94054, 103156, 116994, 129642, 141081, 154734, 155992, 172856, 188108, 206312, 233988, 259284, 282162, 309468, 376216, 467976, 518568, 564324, 618936, 799459, 1128648, 1598918, 2398377, 3197836, 4796754, 6395672, 9593508, 19187016]

約数ペア:

[(1, 19187016), (2, 9593508), (3, 6395672), (4, 4796754), (6, 3197836), (8, 2398377), (12, 1598918), (17, 1128648), (24, 799459), (31, 618936), (34, 564324), (37, 518568), (41, 467976), (51, 376216), (62, 309468), (68, 282162), (74, 259284), (82, 233988), (93, 206312), (102, 188108), (111, 172856), (123, 155992), (124, 154734), (136, 141081), (148, 129642), (164, 116994), (186, 103156), (204, 94054), (222, 86428), (246, 77996), (248, 77367), (296, 64821), (328, 58497), (372, 51578), (408, 47027), (444, 43214), (492, 38998), (527, 36408), (629, 30504), (697, 27528), (744, 25789), (888, 21607), (984, 19499), (1054, 18204), (1147, 16728), (1258, 15252), (1271, 15096), (1394, 13764), (1517, 12648), (1581, 12136), (1887, 10168), (2091, 9176), (2108, 9102), (2294, 8364), (2516, 7626), (2542, 7548), (2788, 6882), (3034, 6324), (3162, 6068), (3441, 5576), (3774, 5084), (3813, 5032), (4182, 4588), (4216, 4551)]