20121017024

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16546889}}^1$

素因数の和:16546920

約数の個数: 28

約数和(自身を含む): 42029100600

約数和(自身を除く): 21908083576

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16546889, 33093778, 66187556, 132375112, 264750224, 314390891, 529500448, 628781782, 1059000896, 1257563564, 2515127128, 5030254256, 10060508512, 20121017024]

約数ペア:

[(1, 20121017024), (2, 10060508512), (4, 5030254256), (8, 2515127128), (16, 1257563564), (19, 1059000896), (32, 628781782), (38, 529500448), (64, 314390891), (76, 264750224), (152, 132375112), (304, 66187556), (608, 33093778), (1216, 16546889)]