20794539906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{921989}}^1$

素因数の和:922183

約数の個数: 48

約数和(自身を含む): 51778958400

約数和(自身を除く): 30984418494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 179, 358, 537, 1074, 1253, 1611, 2506, 3222, 3759, 7518, 11277, 22554, 921989, 1843978, 2765967, 5531934, 6453923, 8297901, 12907846, 16595802, 19361769, 38723538, 58085307, 116170614, 165036031, 330072062, 495108093, 990216186, 1155252217, 1485324279, 2310504434, 2970648558, 3465756651, 6931513302, 10397269953, 20794539906]

約数ペア:

[(1, 20794539906), (2, 10397269953), (3, 6931513302), (6, 3465756651), (7, 2970648558), (9, 2310504434), (14, 1485324279), (18, 1155252217), (21, 990216186), (42, 495108093), (63, 330072062), (126, 165036031), (179, 116170614), (358, 58085307), (537, 38723538), (1074, 19361769), (1253, 16595802), (1611, 12907846), (2506, 8297901), (3222, 6453923), (3759, 5531934), (7518, 2765967), (11277, 1843978), (22554, 921989)]