19554336

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1638

約数の個数: 72

約数和(自身を含む): 56936880

約数和(自身を除く): 37382544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 1579, 2064, 3096, 3158, 4128, 4737, 6192, 6316, 9474, 12384, 12632, 14211, 18948, 25264, 28422, 37896, 50528, 56844, 67897, 75792, 113688, 135794, 151584, 203691, 227376, 271588, 407382, 454752, 543176, 611073, 814764, 1086352, 1222146, 1629528, 2172704, 2444292, 3259056, 4888584, 6518112, 9777168, 19554336]

約数ペア:

[(1, 19554336), (2, 9777168), (3, 6518112), (4, 4888584), (6, 3259056), (8, 2444292), (9, 2172704), (12, 1629528), (16, 1222146), (18, 1086352), (24, 814764), (32, 611073), (36, 543176), (43, 454752), (48, 407382), (72, 271588), (86, 227376), (96, 203691), (129, 151584), (144, 135794), (172, 113688), (258, 75792), (288, 67897), (344, 56844), (387, 50528), (516, 37896), (688, 28422), (774, 25264), (1032, 18948), (1376, 14211), (1548, 12632), (1579, 12384), (2064, 9474), (3096, 6316), (3158, 6192), (4128, 4737)]