20805094079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1877}}^1\times {\mathrm{3511}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 26593201152

約数和(自身を除く): 5788107073

約数列:

[1, 7, 11, 41, 77, 287, 451, 1877, 3157, 3511, 13139, 20647, 24577, 38621, 76957, 143951, 144529, 270347, 538699, 846527, 1007657, 1583461, 5925689, 6590147, 11084227, 46131029, 72491617, 270196027, 507441319, 1891372189, 2972156297, 20805094079]

約数ペア:

[(1, 20805094079), (7, 2972156297), (11, 1891372189), (41, 507441319), (77, 270196027), (287, 72491617), (451, 46131029), (1877, 11084227), (3157, 6590147), (3511, 5925689), (13139, 1583461), (20647, 1007657), (24577, 846527), (38621, 538699), (76957, 270347), (143951, 144529)]