18864080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6373}}^1$

素因数の和:6423

約数の個数: 40

約数和(自身を含む): 45051432

約数和(自身を除く): 26187352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6373, 12746, 25492, 31865, 50984, 63730, 101968, 127460, 235801, 254920, 471602, 509840, 943204, 1179005, 1886408, 2358010, 3772816, 4716020, 9432040, 18864080]

約数ペア:

[(1, 18864080), (2, 9432040), (4, 4716020), (5, 3772816), (8, 2358010), (10, 1886408), (16, 1179005), (20, 943204), (37, 509840), (40, 471602), (74, 254920), (80, 235801), (148, 127460), (185, 101968), (296, 63730), (370, 50984), (592, 31865), (740, 25492), (1480, 12746), (2960, 6373)]