20866138524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7527467}}^1$

素因数の和:7527495

約数の個数: 72

約数和(自身を含む): 65759960448

約数和(自身を除く): 44893821924

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7527467, 15054934, 22582401, 30109868, 45164802, 52692269, 67747203, 82802137, 90329604, 105384538, 135494406, 158076807, 165604274, 210769076, 248406411, 270988812, 316153614, 331208548, 474230421, 496812822, 579614959, 632307228, 745219233, 948460842, 993625644, 1159229918, 1490438466, 1738844877, 1896921684, 2318459836, 2980876932, 3477689754, 5216534631, 6955379508, 10433069262, 20866138524]

約数ペア:

[(1, 20866138524), (2, 10433069262), (3, 6955379508), (4, 5216534631), (6, 3477689754), (7, 2980876932), (9, 2318459836), (11, 1896921684), (12, 1738844877), (14, 1490438466), (18, 1159229918), (21, 993625644), (22, 948460842), (28, 745219233), (33, 632307228), (36, 579614959), (42, 496812822), (44, 474230421), (63, 331208548), (66, 316153614), (77, 270988812), (84, 248406411), (99, 210769076), (126, 165604274), (132, 158076807), (154, 135494406), (198, 105384538), (231, 90329604), (252, 82802137), (308, 67747203), (396, 52692269), (462, 45164802), (693, 30109868), (924, 22582401), (1386, 15054934), (2772, 7527467)]