20545812

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9059}}^1$

素因数の和:9082

約数の個数: 60

約数和(自身を含む): 61390560

約数和(自身を除く): 40844748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9059, 18118, 27177, 36236, 54354, 63413, 81531, 108708, 126826, 163062, 190239, 244593, 253652, 326124, 380478, 489186, 570717, 733779, 760956, 978372, 1141434, 1467558, 1712151, 2282868, 2935116, 3424302, 5136453, 6848604, 10272906, 20545812]

約数ペア:

[(1, 20545812), (2, 10272906), (3, 6848604), (4, 5136453), (6, 3424302), (7, 2935116), (9, 2282868), (12, 1712151), (14, 1467558), (18, 1141434), (21, 978372), (27, 760956), (28, 733779), (36, 570717), (42, 489186), (54, 380478), (63, 326124), (81, 253652), (84, 244593), (108, 190239), (126, 163062), (162, 126826), (189, 108708), (252, 81531), (324, 63413), (378, 54354), (567, 36236), (756, 27177), (1134, 18118), (2268, 9059)]