20078025688

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3313}}^1\times {\mathrm{3491}}^1$

素因数の和:6848

約数の個数: 64

約数和(自身を含む): 44438353920

約数和(自身を除く): 24360328232

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 3313, 3491, 6626, 6982, 13252, 13964, 23191, 24437, 26504, 27928, 46382, 48874, 92764, 97748, 102703, 108221, 185528, 195496, 205406, 216442, 410812, 432884, 718921, 757547, 821624, 865768, 1437842, 1515094, 2875684, 3030188, 5751368, 6060376, 11565683, 23131366, 46262732, 80959781, 92525464, 161919562, 323839124, 358536173, 647678248, 717072346, 1434144692, 2509753211, 2868289384, 5019506422, 10039012844, 20078025688]

約数ペア:

[(1, 20078025688), (2, 10039012844), (4, 5019506422), (7, 2868289384), (8, 2509753211), (14, 1434144692), (28, 717072346), (31, 647678248), (56, 358536173), (62, 323839124), (124, 161919562), (217, 92525464), (248, 80959781), (434, 46262732), (868, 23131366), (1736, 11565683), (3313, 6060376), (3491, 5751368), (6626, 3030188), (6982, 2875684), (13252, 1515094), (13964, 1437842), (23191, 865768), (24437, 821624), (26504, 757547), (27928, 718921), (46382, 432884), (48874, 410812), (92764, 216442), (97748, 205406), (102703, 195496), (108221, 185528)]