212216890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{13457}}^1$

素因数の和:13566

約数の個数: 32

約数和(自身を含む): 406969920

約数和(自身を除く): 194753030

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 166, 190, 415, 830, 1577, 3154, 7885, 13457, 15770, 26914, 67285, 134570, 255683, 511366, 1116931, 1278415, 2233862, 2556830, 5584655, 11169310, 21221689, 42443378, 106108445, 212216890]

約数ペア:

[(1, 212216890), (2, 106108445), (5, 42443378), (10, 21221689), (19, 11169310), (38, 5584655), (83, 2556830), (95, 2233862), (166, 1278415), (190, 1116931), (415, 511366), (830, 255683), (1577, 134570), (3154, 67285), (7885, 26914), (13457, 15770)]