17415970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 38828160

約数和(自身を除く): 21412190

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 641, 715, 1045, 1235, 1282, 1430, 2090, 2470, 2717, 3205, 5434, 6410, 7051, 8333, 12179, 13585, 14102, 16666, 24358, 27170, 35255, 41665, 60895, 70510, 83330, 91663, 121790, 133969, 158327, 183326, 267938, 316654, 458315, 669845, 791635, 916630, 1339690, 1583270, 1741597, 3483194, 8707985, 17415970]

約数ペア:

[(1, 17415970), (2, 8707985), (5, 3483194), (10, 1741597), (11, 1583270), (13, 1339690), (19, 916630), (22, 791635), (26, 669845), (38, 458315), (55, 316654), (65, 267938), (95, 183326), (110, 158327), (130, 133969), (143, 121790), (190, 91663), (209, 83330), (247, 70510), (286, 60895), (418, 41665), (494, 35255), (641, 27170), (715, 24358), (1045, 16666), (1235, 14102), (1282, 13585), (1430, 12179), (2090, 8333), (2470, 7051), (2717, 6410), (3205, 5434)]