20208786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2671}}^1$

素因数の和:2786

約数の個数: 32

約数和(自身を含む): 43991808

約数和(自身を除く): 23783022

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2522, 2671, 3783, 5342, 7566, 8013, 16026, 34723, 69446, 104169, 208338, 259087, 518174, 777261, 1554522, 3368131, 6736262, 10104393, 20208786]

約数ペア:

[(1, 20208786), (2, 10104393), (3, 6736262), (6, 3368131), (13, 1554522), (26, 777261), (39, 518174), (78, 259087), (97, 208338), (194, 104169), (291, 69446), (582, 34723), (1261, 16026), (2522, 8013), (2671, 7566), (3783, 5342)]