208520708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2467}}^1$

素因数の和:2612

約数の個数: 48

約数和(自身を含む): 425404224

約数和(自身を除く): 216883516

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 113, 187, 226, 374, 452, 748, 1243, 1921, 2467, 2486, 3842, 4934, 4972, 7684, 9868, 21131, 27137, 41939, 42262, 54274, 83878, 84524, 108548, 167756, 278771, 461329, 557542, 922658, 1115084, 1845316, 3066481, 4739107, 6132962, 9478214, 12265924, 18956428, 52130177, 104260354, 208520708]

約数ペア:

[(1, 208520708), (2, 104260354), (4, 52130177), (11, 18956428), (17, 12265924), (22, 9478214), (34, 6132962), (44, 4739107), (68, 3066481), (113, 1845316), (187, 1115084), (226, 922658), (374, 557542), (452, 461329), (748, 278771), (1243, 167756), (1921, 108548), (2467, 84524), (2486, 83878), (3842, 54274), (4934, 42262), (4972, 41939), (7684, 27137), (9868, 21131)]