18996648

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1531}}^1$

素因数の和:1598

約数の個数: 64

約数和(自身を含む): 52945920

約数和(自身を除く): 33949272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 188, 264, 282, 376, 517, 564, 1034, 1128, 1531, 1551, 2068, 3062, 3102, 4136, 4593, 6124, 6204, 9186, 12248, 12408, 16841, 18372, 33682, 36744, 50523, 67364, 71957, 101046, 134728, 143914, 202092, 215871, 287828, 404184, 431742, 575656, 791527, 863484, 1583054, 1726968, 2374581, 3166108, 4749162, 6332216, 9498324, 18996648]

約数ペア:

[(1, 18996648), (2, 9498324), (3, 6332216), (4, 4749162), (6, 3166108), (8, 2374581), (11, 1726968), (12, 1583054), (22, 863484), (24, 791527), (33, 575656), (44, 431742), (47, 404184), (66, 287828), (88, 215871), (94, 202092), (132, 143914), (141, 134728), (188, 101046), (264, 71957), (282, 67364), (376, 50523), (517, 36744), (564, 33682), (1034, 18372), (1128, 16841), (1531, 12408), (1551, 12248), (2068, 9186), (3062, 6204), (3102, 6124), (4136, 4593)]