19017460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 50948352

約数和(自身を除く): 31930892

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 140, 154, 212, 220, 233, 265, 308, 371, 385, 466, 530, 583, 742, 770, 932, 1060, 1165, 1166, 1484, 1540, 1631, 1855, 2330, 2332, 2563, 2915, 3262, 3710, 4081, 4660, 5126, 5830, 6524, 7420, 8155, 8162, 10252, 11660, 12349, 12815, 16310, 16324, 17941, 20405, 24698, 25630, 32620, 35882, 40810, 49396, 51260, 61745, 71764, 81620, 86443, 89705, 123490, 135839, 172886, 179410, 246980, 271678, 345772, 358820, 432215, 543356, 679195, 864430, 950873, 1358390, 1728860, 1901746, 2716780, 3803492, 4754365, 9508730, 19017460]

約数ペア:

[(1, 19017460), (2, 9508730), (4, 4754365), (5, 3803492), (7, 2716780), (10, 1901746), (11, 1728860), (14, 1358390), (20, 950873), (22, 864430), (28, 679195), (35, 543356), (44, 432215), (53, 358820), (55, 345772), (70, 271678), (77, 246980), (106, 179410), (110, 172886), (140, 135839), (154, 123490), (212, 89705), (220, 86443), (233, 81620), (265, 71764), (308, 61745), (371, 51260), (385, 49396), (466, 40810), (530, 35882), (583, 32620), (742, 25630), (770, 24698), (932, 20405), (1060, 17941), (1165, 16324), (1166, 16310), (1484, 12815), (1540, 12349), (1631, 11660), (1855, 10252), (2330, 8162), (2332, 8155), (2563, 7420), (2915, 6524), (3262, 5830), (3710, 5126), (4081, 4660)]