20151856101

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{23671}}^1$

素因数の和:24033

約数の個数: 32

約数和(自身を含む): 29397215232

約数和(自身を除く): 9245359131

約数列:

[1, 3, 13, 39, 83, 249, 263, 789, 1079, 3237, 3419, 10257, 21829, 23671, 65487, 71013, 283777, 307723, 851331, 923169, 1964693, 5894079, 6225473, 18676419, 25541009, 76623027, 80931149, 242793447, 516714259, 1550142777, 6717285367, 20151856101]

約数ペア:

[(1, 20151856101), (3, 6717285367), (13, 1550142777), (39, 516714259), (83, 242793447), (249, 80931149), (263, 76623027), (789, 25541009), (1079, 18676419), (3237, 6225473), (3419, 5894079), (10257, 1964693), (21829, 923169), (23671, 851331), (65487, 307723), (71013, 283777)]