208020472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{7457}}^1$

素因数の和:7791

約数の個数: 32

約数和(自身を含む): 426895920

約数和(自身を除く): 218875448

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 317, 634, 1268, 2536, 3487, 6974, 7457, 13948, 14914, 27896, 29828, 59656, 82027, 164054, 328108, 656216, 2363869, 4727738, 9455476, 18910952, 26002559, 52005118, 104010236, 208020472]

約数ペア:

[(1, 208020472), (2, 104010236), (4, 52005118), (8, 26002559), (11, 18910952), (22, 9455476), (44, 4727738), (88, 2363869), (317, 656216), (634, 328108), (1268, 164054), (2536, 82027), (3487, 59656), (6974, 29828), (7457, 27896), (13948, 14914)]