20644224

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1$

素因数の和:1507

約数の個数: 64

約数和(自身を含む): 56357040

約数和(自身を除く): 35712816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 296, 384, 444, 592, 888, 1184, 1453, 1776, 2368, 2906, 3552, 4359, 4736, 5812, 7104, 8718, 11624, 14208, 17436, 23248, 34872, 46496, 53761, 69744, 92992, 107522, 139488, 161283, 185984, 215044, 278976, 322566, 430088, 557952, 645132, 860176, 1290264, 1720352, 2580528, 3440704, 5161056, 6881408, 10322112, 20644224]

約数ペア:

[(1, 20644224), (2, 10322112), (3, 6881408), (4, 5161056), (6, 3440704), (8, 2580528), (12, 1720352), (16, 1290264), (24, 860176), (32, 645132), (37, 557952), (48, 430088), (64, 322566), (74, 278976), (96, 215044), (111, 185984), (128, 161283), (148, 139488), (192, 107522), (222, 92992), (296, 69744), (384, 53761), (444, 46496), (592, 34872), (888, 23248), (1184, 17436), (1453, 14208), (1776, 11624), (2368, 8718), (2906, 7104), (3552, 5812), (4359, 4736)]