20476204

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 42900480

約数和(自身を除く): 22424276

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 151, 167, 203, 302, 334, 406, 604, 668, 812, 1057, 1169, 2114, 2338, 4228, 4379, 4676, 4843, 8758, 9686, 17516, 19372, 25217, 30653, 33901, 50434, 61306, 67802, 100868, 122612, 135604, 176519, 353038, 706076, 731293, 1462586, 2925172, 5119051, 10238102, 20476204]

約数ペア:

[(1, 20476204), (2, 10238102), (4, 5119051), (7, 2925172), (14, 1462586), (28, 731293), (29, 706076), (58, 353038), (116, 176519), (151, 135604), (167, 122612), (203, 100868), (302, 67802), (334, 61306), (406, 50434), (604, 33901), (668, 30653), (812, 25217), (1057, 19372), (1169, 17516), (2114, 9686), (2338, 8758), (4228, 4843), (4379, 4676)]