18774052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 39977280

約数和(自身を除く): 21203228

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1321, 2642, 3553, 5284, 7106, 14212, 14531, 22457, 25099, 29062, 44914, 50198, 58124, 89828, 100396, 247027, 276089, 426683, 494054, 552178, 853366, 988108, 1104356, 1706732, 4693513, 9387026, 18774052]

約数ペア:

[(1, 18774052), (2, 9387026), (4, 4693513), (11, 1706732), (17, 1104356), (19, 988108), (22, 853366), (34, 552178), (38, 494054), (44, 426683), (68, 276089), (76, 247027), (187, 100396), (209, 89828), (323, 58124), (374, 50198), (418, 44914), (646, 29062), (748, 25099), (836, 22457), (1292, 14531), (1321, 14212), (2642, 7106), (3553, 5284)]