18233920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3035

約数の個数: 56

約数和(自身を含む): 45720000

約数和(自身を除く): 27486080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 2999, 3040, 5998, 6080, 11996, 14995, 23992, 29990, 47984, 56981, 59980, 95968, 113962, 119960, 191936, 227924, 239920, 284905, 455848, 479840, 569810, 911696, 959680, 1139620, 1823392, 2279240, 3646784, 4558480, 9116960, 18233920]

約数ペア:

[(1, 18233920), (2, 9116960), (4, 4558480), (5, 3646784), (8, 2279240), (10, 1823392), (16, 1139620), (19, 959680), (20, 911696), (32, 569810), (38, 479840), (40, 455848), (64, 284905), (76, 239920), (80, 227924), (95, 191936), (152, 119960), (160, 113962), (190, 95968), (304, 59980), (320, 56981), (380, 47984), (608, 29990), (760, 23992), (1216, 14995), (1520, 11996), (2999, 6080), (3040, 5998)]