17728672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2285

約数の個数: 48

約数和(自身を含む): 39584160

約数和(自身を除く): 21855488

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2243, 3952, 4486, 7904, 8972, 17944, 29159, 35888, 42617, 58318, 71776, 85234, 116636, 170468, 233272, 340936, 466544, 554021, 681872, 933088, 1108042, 1363744, 2216084, 4432168, 8864336, 17728672]

約数ペア:

[(1, 17728672), (2, 8864336), (4, 4432168), (8, 2216084), (13, 1363744), (16, 1108042), (19, 933088), (26, 681872), (32, 554021), (38, 466544), (52, 340936), (76, 233272), (104, 170468), (152, 116636), (208, 85234), (247, 71776), (304, 58318), (416, 42617), (494, 35888), (608, 29159), (988, 17944), (1976, 8972), (2243, 7904), (3952, 4486)]