20135026436

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{77969}}^1$

素因数の和:78404

約数の個数: 48

約数和(自身を含む): 42126255360

約数和(自身を除く): 21991228924

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 401, 644, 802, 1604, 2807, 5614, 9223, 11228, 18446, 36892, 64561, 77969, 129122, 155938, 258244, 311876, 545783, 1091566, 1793287, 2183132, 3586574, 7173148, 12553009, 25106018, 31265569, 50212036, 62531138, 125062276, 218858983, 437717966, 719108087, 875435932, 1438216174, 2876432348, 5033756609, 10067513218, 20135026436]

約数ペア:

[(1, 20135026436), (2, 10067513218), (4, 5033756609), (7, 2876432348), (14, 1438216174), (23, 875435932), (28, 719108087), (46, 437717966), (92, 218858983), (161, 125062276), (322, 62531138), (401, 50212036), (644, 31265569), (802, 25106018), (1604, 12553009), (2807, 7173148), (5614, 3586574), (9223, 2183132), (11228, 1793287), (18446, 1091566), (36892, 545783), (64561, 311876), (77969, 258244), (129122, 155938)]