20271152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:941

約数の個数: 40

約数和(自身を含む): 43189200

約数和(自身を除く): 22918048

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 149, 176, 298, 596, 773, 1192, 1546, 1639, 2384, 3092, 3278, 6184, 6556, 8503, 12368, 13112, 17006, 26224, 34012, 68024, 115177, 136048, 230354, 460708, 921416, 1266947, 1842832, 2533894, 5067788, 10135576, 20271152]

約数ペア:

[(1, 20271152), (2, 10135576), (4, 5067788), (8, 2533894), (11, 1842832), (16, 1266947), (22, 921416), (44, 460708), (88, 230354), (149, 136048), (176, 115177), (298, 68024), (596, 34012), (773, 26224), (1192, 17006), (1546, 13112), (1639, 12368), (2384, 8503), (3092, 6556), (3278, 6184)]