19163072

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 56

約数和(自身を含む): 39898320

約数和(自身を除く): 20735248

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 67, 82, 109, 134, 164, 218, 268, 328, 436, 536, 656, 872, 1072, 1312, 1744, 2144, 2624, 2747, 3488, 4288, 4469, 5494, 6976, 7303, 8938, 10988, 14606, 17876, 21976, 29212, 35752, 43952, 58424, 71504, 87904, 116848, 143008, 175808, 233696, 286016, 299423, 467392, 598846, 1197692, 2395384, 4790768, 9581536, 19163072]

約数ペア:

[(1, 19163072), (2, 9581536), (4, 4790768), (8, 2395384), (16, 1197692), (32, 598846), (41, 467392), (64, 299423), (67, 286016), (82, 233696), (109, 175808), (134, 143008), (164, 116848), (218, 87904), (268, 71504), (328, 58424), (436, 43952), (536, 35752), (656, 29212), (872, 21976), (1072, 17876), (1312, 14606), (1744, 10988), (2144, 8938), (2624, 7303), (2747, 6976), (3488, 5494), (4288, 4469)]