16901408

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 34727616

約数和(自身を除く): 17826208

約数列:

[1, 2, 4, 8, 16, 32, 43, 71, 86, 142, 172, 173, 284, 344, 346, 568, 688, 692, 1136, 1376, 1384, 2272, 2768, 3053, 5536, 6106, 7439, 12212, 12283, 14878, 24424, 24566, 29756, 48848, 49132, 59512, 97696, 98264, 119024, 196528, 238048, 393056, 528169, 1056338, 2112676, 4225352, 8450704, 16901408]

約数ペア:

[(1, 16901408), (2, 8450704), (4, 4225352), (8, 2112676), (16, 1056338), (32, 528169), (43, 393056), (71, 238048), (86, 196528), (142, 119024), (172, 98264), (173, 97696), (284, 59512), (344, 49132), (346, 48848), (568, 29756), (688, 24566), (692, 24424), (1136, 14878), (1376, 12283), (1384, 12212), (2272, 7439), (2768, 6106), (3053, 5536)]