20274816

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1427}}^1$

素因数の和:1481

約数の個数: 64

約数和(自身を含む): 55349280

約数和(自身を除く): 35074464

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, 1427, 1776, 2368, 2854, 3552, 4281, 4736, 5708, 7104, 8562, 11416, 14208, 17124, 22832, 34248, 45664, 52799, 68496, 91328, 105598, 136992, 158397, 182656, 211196, 273984, 316794, 422392, 547968, 633588, 844784, 1267176, 1689568, 2534352, 3379136, 5068704, 6758272, 10137408, 20274816]

約数ペア:

[(1, 20274816), (2, 10137408), (3, 6758272), (4, 5068704), (6, 3379136), (8, 2534352), (12, 1689568), (16, 1267176), (24, 844784), (32, 633588), (37, 547968), (48, 422392), (64, 316794), (74, 273984), (96, 211196), (111, 182656), (128, 158397), (148, 136992), (192, 105598), (222, 91328), (296, 68496), (384, 52799), (444, 45664), (592, 34248), (888, 22832), (1184, 17124), (1427, 14208), (1776, 11416), (2368, 8562), (2854, 7104), (3552, 5708), (4281, 4736)]