20135575684

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{881}}^1\times {\mathrm{4021}}^1$

素因数の和:4949

約数の個数: 72

約数和(自身を含む): 42462425880

約数和(自身を除く): 22326850196

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 881, 1421, 1762, 2842, 3524, 4021, 5684, 6167, 8042, 12334, 16084, 24668, 25549, 28147, 43169, 51098, 56294, 86338, 102196, 112588, 116609, 172676, 178843, 197029, 233218, 357686, 394058, 466436, 715372, 788116, 816263, 1251901, 1632526, 2503802, 3265052, 3542501, 5007604, 5713841, 7085002, 11427682, 14170004, 22855364, 24797507, 49595014, 99190028, 102732529, 173582549, 205465058, 347165098, 410930116, 694330196, 719127703, 1438255406, 2876510812, 5033893921, 10067787842, 20135575684]

約数ペア:

[(1, 20135575684), (2, 10067787842), (4, 5033893921), (7, 2876510812), (14, 1438255406), (28, 719127703), (29, 694330196), (49, 410930116), (58, 347165098), (98, 205465058), (116, 173582549), (196, 102732529), (203, 99190028), (406, 49595014), (812, 24797507), (881, 22855364), (1421, 14170004), (1762, 11427682), (2842, 7085002), (3524, 5713841), (4021, 5007604), (5684, 3542501), (6167, 3265052), (8042, 2503802), (12334, 1632526), (16084, 1251901), (24668, 816263), (25549, 788116), (28147, 715372), (43169, 466436), (51098, 394058), (56294, 357686), (86338, 233218), (102196, 197029), (112588, 178843), (116609, 172676)]