20949962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 35515584

約数和(自身を除く): 14565622

約数列:

[1, 2, 11, 22, 61, 67, 122, 134, 233, 466, 671, 737, 1342, 1474, 2563, 4087, 5126, 8174, 14213, 15611, 28426, 31222, 44957, 89914, 156343, 171721, 312686, 343442, 952271, 1904542, 10474981, 20949962]

約数ペア:

[(1, 20949962), (2, 10474981), (11, 1904542), (22, 952271), (61, 343442), (67, 312686), (122, 171721), (134, 156343), (233, 89914), (466, 44957), (671, 31222), (737, 28426), (1342, 15611), (1474, 14213), (2563, 8174), (4087, 5126)]