19756070

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 36560160

約数和(自身を除く): 16804090

約数列:

[1, 2, 5, 10, 61, 122, 139, 233, 278, 305, 466, 610, 695, 1165, 1390, 2330, 8479, 14213, 16958, 28426, 32387, 42395, 64774, 71065, 84790, 142130, 161935, 323870, 1975607, 3951214, 9878035, 19756070]

約数ペア:

[(1, 19756070), (2, 9878035), (5, 3951214), (10, 1975607), (61, 323870), (122, 161935), (139, 142130), (233, 84790), (278, 71065), (305, 64774), (466, 42395), (610, 32387), (695, 28426), (1165, 16958), (1390, 14213), (2330, 8479)]