19751348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4091}}^1$

素因数の和:4183

約数の個数: 24

約数和(自身を含む): 37122624

約数和(自身を除く): 17371276

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4091, 4828, 8182, 16364, 69547, 139094, 278188, 290461, 580922, 1161844, 4937837, 9875674, 19751348]

約数ペア:

[(1, 19751348), (2, 9875674), (4, 4937837), (17, 1161844), (34, 580922), (68, 290461), (71, 278188), (142, 139094), (284, 69547), (1207, 16364), (2414, 8182), (4091, 4828)]