17908251140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1465487}}^1$

素因数の和:1465556

約数の個数: 48

約数和(自身を含む): 41361933312

約数和(自身を除く): 23453682172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 1465487, 2930974, 5861948, 7327435, 14654870, 19051331, 29309740, 38102662, 68877889, 76205324, 95256655, 137755778, 190513310, 275511556, 344389445, 381026620, 688778890, 895412557, 1377557780, 1790825114, 3581650228, 4477062785, 8954125570, 17908251140]

約数ペア:

[(1, 17908251140), (2, 8954125570), (4, 4477062785), (5, 3581650228), (10, 1790825114), (13, 1377557780), (20, 895412557), (26, 688778890), (47, 381026620), (52, 344389445), (65, 275511556), (94, 190513310), (130, 137755778), (188, 95256655), (235, 76205324), (260, 68877889), (470, 38102662), (611, 29309740), (940, 19051331), (1222, 14654870), (2444, 7327435), (3055, 5861948), (6110, 2930974), (12220, 1465487)]