18012416

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1078

約数の個数: 36

約数和(自身を含む): 36497664

約数和(自身を除く): 18485248

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 991, 1136, 1982, 2272, 3964, 4544, 7928, 9088, 15856, 18176, 31712, 63424, 70361, 126848, 140722, 253696, 281444, 562888, 1125776, 2251552, 4503104, 9006208, 18012416]

約数ペア:

[(1, 18012416), (2, 9006208), (4, 4503104), (8, 2251552), (16, 1125776), (32, 562888), (64, 281444), (71, 253696), (128, 140722), (142, 126848), (256, 70361), (284, 63424), (568, 31712), (991, 18176), (1136, 15856), (1982, 9088), (2272, 7928), (3964, 4544)]