209723984

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:783

約数の個数: 40

約数和(自身を含む): 412039848

約数和(自身を除く): 202315864

約数列:

[1, 2, 4, 8, 16, 137, 241, 274, 397, 482, 548, 794, 964, 1096, 1588, 1928, 2192, 3176, 3856, 6352, 33017, 54389, 66034, 95677, 108778, 132068, 191354, 217556, 264136, 382708, 435112, 528272, 765416, 870224, 1530832, 13107749, 26215498, 52430996, 104861992, 209723984]

約数ペア:

[(1, 209723984), (2, 104861992), (4, 52430996), (8, 26215498), (16, 13107749), (137, 1530832), (241, 870224), (274, 765416), (397, 528272), (482, 435112), (548, 382708), (794, 264136), (964, 217556), (1096, 191354), (1588, 132068), (1928, 108778), (2192, 95677), (3176, 66034), (3856, 54389), (6352, 33017)]