20177659089

素因数分解:

$3^3\times 7^2\times {\mathrm{383}}^1\times {\mathrm{39821}}^1$

素因数の和:40227

約数の個数: 48

約数和(自身を含む): 34864957440

約数和(自身を除く): 14687298351

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 383, 441, 1149, 1323, 2681, 3447, 8043, 10341, 18767, 24129, 39821, 56301, 72387, 119463, 168903, 278747, 358389, 506709, 836241, 1075167, 1951229, 2508723, 5853687, 7526169, 15251443, 17561061, 45754329, 52683183, 106760101, 137262987, 320280303, 411788961, 747320707, 960840909, 2241962121, 2882522727, 6725886363, 20177659089]

約数ペア:

[(1, 20177659089), (3, 6725886363), (7, 2882522727), (9, 2241962121), (21, 960840909), (27, 747320707), (49, 411788961), (63, 320280303), (147, 137262987), (189, 106760101), (383, 52683183), (441, 45754329), (1149, 17561061), (1323, 15251443), (2681, 7526169), (3447, 5853687), (8043, 2508723), (10341, 1951229), (18767, 1075167), (24129, 836241), (39821, 506709), (56301, 358389), (72387, 278747), (119463, 168903)]