20924514

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:792

約数の個数: 64

約数和(自身を含む): 51367680

約数和(自身を除く): 30443166

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 54, 78, 82, 117, 123, 234, 246, 351, 369, 533, 702, 727, 738, 1066, 1107, 1454, 1599, 2181, 2214, 3198, 4362, 4797, 6543, 9451, 9594, 13086, 14391, 18902, 19629, 28353, 28782, 29807, 39258, 56706, 59614, 85059, 89421, 170118, 178842, 255177, 268263, 387491, 510354, 536526, 774982, 804789, 1162473, 1609578, 2324946, 3487419, 6974838, 10462257, 20924514]

約数ペア:

[(1, 20924514), (2, 10462257), (3, 6974838), (6, 3487419), (9, 2324946), (13, 1609578), (18, 1162473), (26, 804789), (27, 774982), (39, 536526), (41, 510354), (54, 387491), (78, 268263), (82, 255177), (117, 178842), (123, 170118), (234, 89421), (246, 85059), (351, 59614), (369, 56706), (533, 39258), (702, 29807), (727, 28782), (738, 28353), (1066, 19629), (1107, 18902), (1454, 14391), (1599, 13086), (2181, 9594), (2214, 9451), (3198, 6543), (4362, 4797)]