20731874436

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6328411}}^1$

素因数の和:6328441

約数の個数: 72

約数和(自身を含む): 64499175104

約数和(自身を除く): 43767300668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6328411, 12656822, 18985233, 25313644, 37970466, 44298877, 56955699, 75940932, 82269343, 88597754, 113911398, 132896631, 164538686, 177195508, 227822796, 246808029, 265793262, 329077372, 398689893, 493616058, 531586524, 575885401, 740424087, 797379786, 987232116, 1151770802, 1480848174, 1594759572, 1727656203, 2303541604, 2961696348, 3455312406, 5182968609, 6910624812, 10365937218, 20731874436]

約数ペア:

[(1, 20731874436), (2, 10365937218), (3, 6910624812), (4, 5182968609), (6, 3455312406), (7, 2961696348), (9, 2303541604), (12, 1727656203), (13, 1594759572), (14, 1480848174), (18, 1151770802), (21, 987232116), (26, 797379786), (28, 740424087), (36, 575885401), (39, 531586524), (42, 493616058), (52, 398689893), (63, 329077372), (78, 265793262), (84, 246808029), (91, 227822796), (117, 177195508), (126, 164538686), (156, 132896631), (182, 113911398), (234, 88597754), (252, 82269343), (273, 75940932), (364, 56955699), (468, 44298877), (546, 37970466), (819, 25313644), (1092, 18985233), (1638, 12656822), (3276, 6328411)]