18141448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 40158720

約数和(自身を除く): 22017272

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 331, 403, 442, 527, 662, 806, 884, 1054, 1324, 1612, 1768, 2108, 2648, 3224, 4216, 4303, 5627, 6851, 8606, 10261, 11254, 13702, 17212, 20522, 22508, 27404, 34424, 41044, 45016, 54808, 73151, 82088, 133393, 146302, 174437, 266786, 292604, 348874, 533572, 585208, 697748, 1067144, 1395496, 2267681, 4535362, 9070724, 18141448]

約数ペア:

[(1, 18141448), (2, 9070724), (4, 4535362), (8, 2267681), (13, 1395496), (17, 1067144), (26, 697748), (31, 585208), (34, 533572), (52, 348874), (62, 292604), (68, 266786), (104, 174437), (124, 146302), (136, 133393), (221, 82088), (248, 73151), (331, 54808), (403, 45016), (442, 41044), (527, 34424), (662, 27404), (806, 22508), (884, 20522), (1054, 17212), (1324, 13702), (1612, 11254), (1768, 10261), (2108, 8606), (2648, 6851), (3224, 5627), (4216, 4303)]