18803730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3039

約数の個数: 64

約数和(自身を含む): 51840000

約数和(自身を除く): 33036270

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 165, 190, 209, 285, 330, 418, 570, 627, 1045, 1254, 2090, 2999, 3135, 5998, 6270, 8997, 14995, 17994, 29990, 32989, 44985, 56981, 65978, 89970, 98967, 113962, 164945, 170943, 197934, 284905, 329890, 341886, 494835, 569810, 626791, 854715, 989670, 1253582, 1709430, 1880373, 3133955, 3760746, 6267910, 9401865, 18803730]

約数ペア:

[(1, 18803730), (2, 9401865), (3, 6267910), (5, 3760746), (6, 3133955), (10, 1880373), (11, 1709430), (15, 1253582), (19, 989670), (22, 854715), (30, 626791), (33, 569810), (38, 494835), (55, 341886), (57, 329890), (66, 284905), (95, 197934), (110, 170943), (114, 164945), (165, 113962), (190, 98967), (209, 89970), (285, 65978), (330, 56981), (418, 44985), (570, 32989), (627, 29990), (1045, 17994), (1254, 14995), (2090, 8997), (2999, 6270), (3135, 5998)]