16864808

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 32410560

約数和(自身を除く): 15545752

約数列:

[1, 2, 4, 8, 97, 103, 194, 206, 211, 388, 412, 422, 776, 824, 844, 1688, 9991, 19982, 20467, 21733, 39964, 40934, 43466, 79928, 81868, 86932, 163736, 173864, 2108101, 4216202, 8432404, 16864808]

約数ペア:

[(1, 16864808), (2, 8432404), (4, 4216202), (8, 2108101), (97, 173864), (103, 163736), (194, 86932), (206, 81868), (211, 79928), (388, 43466), (412, 40934), (422, 39964), (776, 21733), (824, 20467), (844, 19982), (1688, 9991)]