20051493

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 33902592

約数和(自身を除く): 13851099

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 1423, 2013, 4269, 4697, 9961, 14091, 15653, 29883, 46959, 86803, 109571, 260409, 328713, 607621, 954833, 1822863, 2864499, 6683831, 20051493]

約数ペア:

[(1, 20051493), (3, 6683831), (7, 2864499), (11, 1822863), (21, 954833), (33, 607621), (61, 328713), (77, 260409), (183, 109571), (231, 86803), (427, 46959), (671, 29883), (1281, 15653), (1423, 14091), (2013, 9961), (4269, 4697)]