12620816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1359

約数の個数: 40

約数和(自身を含む): 26914944

約数和(自身を除く): 14294128

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 1291, 2444, 2582, 4888, 5164, 9776, 10328, 16783, 20656, 33566, 60677, 67132, 121354, 134264, 242708, 268528, 485416, 788801, 970832, 1577602, 3155204, 6310408, 12620816]

約数ペア:

[(1, 12620816), (2, 6310408), (4, 3155204), (8, 1577602), (13, 970832), (16, 788801), (26, 485416), (47, 268528), (52, 242708), (94, 134264), (104, 121354), (188, 67132), (208, 60677), (376, 33566), (611, 20656), (752, 16783), (1222, 10328), (1291, 9776), (2444, 5164), (2582, 4888)]