20904702

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38287}}^1$

素因数の和:38312

約数の個数: 32

約数和(自身を含む): 51459072

約数和(自身を除く): 30554370

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38287, 76574, 114861, 229722, 268009, 497731, 536018, 804027, 995462, 1493193, 1608054, 2986386, 3484117, 6968234, 10452351, 20904702]

約数ペア:

[(1, 20904702), (2, 10452351), (3, 6968234), (6, 3484117), (7, 2986386), (13, 1608054), (14, 1493193), (21, 995462), (26, 804027), (39, 536018), (42, 497731), (78, 268009), (91, 229722), (182, 114861), (273, 76574), (546, 38287)]