18460990884

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{811}}^1\times {\mathrm{38713}}^1$

素因数の和:39545

約数の個数: 72

約数和(自身を含む): 50171485728

約数和(自身を除く): 31710494844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 811, 1622, 2433, 3244, 4866, 5677, 9732, 11354, 17031, 22708, 34062, 38713, 39739, 68124, 77426, 79478, 116139, 119217, 154852, 158956, 232278, 238434, 270991, 464556, 476868, 541982, 812973, 1083964, 1625946, 1896937, 3251892, 3793874, 5690811, 7587748, 11381622, 22763244, 31396243, 62792486, 94188729, 125584972, 188377458, 219773701, 376754916, 439547402, 659321103, 879094804, 1318642206, 1538415907, 2637284412, 3076831814, 4615247721, 6153663628, 9230495442, 18460990884]

約数ペア:

[(1, 18460990884), (2, 9230495442), (3, 6153663628), (4, 4615247721), (6, 3076831814), (7, 2637284412), (12, 1538415907), (14, 1318642206), (21, 879094804), (28, 659321103), (42, 439547402), (49, 376754916), (84, 219773701), (98, 188377458), (147, 125584972), (196, 94188729), (294, 62792486), (588, 31396243), (811, 22763244), (1622, 11381622), (2433, 7587748), (3244, 5690811), (4866, 3793874), (5677, 3251892), (9732, 1896937), (11354, 1625946), (17031, 1083964), (22708, 812973), (34062, 541982), (38713, 476868), (39739, 464556), (68124, 270991), (77426, 238434), (79478, 232278), (116139, 158956), (119217, 154852)]