20342868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1433}}^1$

素因数の和:1473

約数の個数: 72

約数和(自身を含む): 58782528

約数和(自身を除く): 38439660

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 1433, 2028, 2366, 2866, 3549, 4299, 4732, 5732, 7098, 8598, 10031, 14196, 17196, 18629, 20062, 30093, 37258, 40124, 55887, 60186, 74516, 111774, 120372, 130403, 223548, 242177, 260806, 391209, 484354, 521612, 726531, 782418, 968708, 1453062, 1564836, 1695239, 2906124, 3390478, 5085717, 6780956, 10171434, 20342868]

約数ペア:

[(1, 20342868), (2, 10171434), (3, 6780956), (4, 5085717), (6, 3390478), (7, 2906124), (12, 1695239), (13, 1564836), (14, 1453062), (21, 968708), (26, 782418), (28, 726531), (39, 521612), (42, 484354), (52, 391209), (78, 260806), (84, 242177), (91, 223548), (156, 130403), (169, 120372), (182, 111774), (273, 74516), (338, 60186), (364, 55887), (507, 40124), (546, 37258), (676, 30093), (1014, 20062), (1092, 18629), (1183, 17196), (1433, 14196), (2028, 10031), (2366, 8598), (2866, 7098), (3549, 5732), (4299, 4732)]