17880821972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2851}}^1\times {\mathrm{4159}}^1$

素因数の和:7056

約数の個数: 48

約数和(自身を含む): 34881100800

約数和(自身を除く): 17000278828

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 2851, 4159, 5702, 8318, 11404, 16636, 37063, 54067, 74126, 82679, 108134, 120611, 148252, 165358, 216268, 241222, 330716, 482444, 1074827, 1567943, 2149654, 3135886, 4299308, 6271772, 11857309, 23714618, 47429236, 154145017, 308290034, 343861961, 616580068, 687723922, 1375447844, 4470205493, 8940410986, 17880821972]

約数ペア:

[(1, 17880821972), (2, 8940410986), (4, 4470205493), (13, 1375447844), (26, 687723922), (29, 616580068), (52, 343861961), (58, 308290034), (116, 154145017), (377, 47429236), (754, 23714618), (1508, 11857309), (2851, 6271772), (4159, 4299308), (5702, 3135886), (8318, 2149654), (11404, 1567943), (16636, 1074827), (37063, 482444), (54067, 330716), (74126, 241222), (82679, 216268), (108134, 165358), (120611, 148252)]