38121928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5471}}^1$

素因数の和:5557

約数の個数: 32

約数和(自身を含む): 78140160

約数和(自身を除く): 40018232

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 5471, 6968, 10942, 21884, 43768, 71123, 142246, 284492, 366557, 568984, 733114, 1466228, 2932456, 4765241, 9530482, 19060964, 38121928]

約数ペア:

[(1, 38121928), (2, 19060964), (4, 9530482), (8, 4765241), (13, 2932456), (26, 1466228), (52, 733114), (67, 568984), (104, 366557), (134, 284492), (268, 142246), (536, 71123), (871, 43768), (1742, 21884), (3484, 10942), (5471, 6968)]