18651620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3119}}^1$

素因数の和:3164

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 25377820

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 3119, 5980, 6238, 12476, 15595, 31190, 40547, 62380, 71737, 81094, 143474, 162188, 202735, 286948, 358685, 405470, 717370, 810940, 932581, 1434740, 1865162, 3730324, 4662905, 9325810, 18651620]

約数ペア:

[(1, 18651620), (2, 9325810), (4, 4662905), (5, 3730324), (10, 1865162), (13, 1434740), (20, 932581), (23, 810940), (26, 717370), (46, 405470), (52, 358685), (65, 286948), (92, 202735), (115, 162188), (130, 143474), (230, 81094), (260, 71737), (299, 62380), (460, 40547), (598, 31190), (1196, 15595), (1495, 12476), (2990, 6238), (3119, 5980)]