69887966

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 44160034

約数列:

[1, 2, 19, 38, 47, 94, 109, 218, 359, 718, 893, 1786, 2071, 4142, 5123, 6821, 10246, 13642, 16873, 33746, 39131, 78262, 97337, 194674, 320587, 641174, 743489, 1486978, 1839157, 3678314, 34943983, 69887966]

約数ペア:

[(1, 69887966), (2, 34943983), (19, 3678314), (38, 1839157), (47, 1486978), (94, 743489), (109, 641174), (218, 320587), (359, 194674), (718, 97337), (893, 78262), (1786, 39131), (2071, 33746), (4142, 16873), (5123, 13642), (6821, 10246)]