20188751038

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1\times {\mathrm{1637}}^1$

素因数の和:2308

約数の個数: 32

約数和(自身を含む): 30889954368

約数和(自身を除く): 10701203330

約数列:

[1, 2, 97, 151, 194, 302, 421, 842, 1637, 3274, 14647, 29294, 40837, 63571, 81674, 127142, 158789, 247187, 317578, 494374, 689177, 1378354, 6166387, 12332774, 23977139, 47954278, 66850169, 104065727, 133700338, 208131454, 10094375519, 20188751038]

約数ペア:

[(1, 20188751038), (2, 10094375519), (97, 208131454), (151, 133700338), (194, 104065727), (302, 66850169), (421, 47954278), (842, 23977139), (1637, 12332774), (3274, 6166387), (14647, 1378354), (29294, 689177), (40837, 494374), (63571, 317578), (81674, 247187), (127142, 158789)]