18150320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11941}}^1$

素因数の和:11973

約数の個数: 40

約数和(自身を含む): 44424240

約数和(自身を除く): 26273920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 11941, 23882, 47764, 59705, 95528, 119410, 191056, 226879, 238820, 453758, 477640, 907516, 955280, 1134395, 1815032, 2268790, 3630064, 4537580, 9075160, 18150320]

約数ペア:

[(1, 18150320), (2, 9075160), (4, 4537580), (5, 3630064), (8, 2268790), (10, 1815032), (16, 1134395), (19, 955280), (20, 907516), (38, 477640), (40, 453758), (76, 238820), (80, 226879), (95, 191056), (152, 119410), (190, 95528), (304, 59705), (380, 47764), (760, 23882), (1520, 11941)]