16185728

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 35471520

約数和(自身を除く): 19285792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 137, 142, 208, 274, 284, 416, 548, 568, 832, 923, 1096, 1136, 1664, 1781, 1846, 2192, 2272, 3562, 3692, 4384, 4544, 7124, 7384, 8768, 9088, 9727, 14248, 14768, 17536, 19454, 28496, 29536, 38908, 56992, 59072, 77816, 113984, 118144, 126451, 155632, 227968, 252902, 311264, 505804, 622528, 1011608, 1245056, 2023216, 4046432, 8092864, 16185728]

約数ペア:

[(1, 16185728), (2, 8092864), (4, 4046432), (8, 2023216), (13, 1245056), (16, 1011608), (26, 622528), (32, 505804), (52, 311264), (64, 252902), (71, 227968), (104, 155632), (128, 126451), (137, 118144), (142, 113984), (208, 77816), (274, 59072), (284, 56992), (416, 38908), (548, 29536), (568, 28496), (832, 19454), (923, 17536), (1096, 14768), (1136, 14248), (1664, 9727), (1781, 9088), (1846, 8768), (2192, 7384), (2272, 7124), (3562, 4544), (3692, 4384)]