19662910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2797}}^1$

素因数の和:2860

約数の個数: 32

約数和(自身を含む): 38276640

約数和(自身を除く): 18613730

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 2797, 3515, 5594, 7030, 13985, 27970, 53143, 103489, 106286, 206978, 265715, 517445, 531430, 1034890, 1966291, 3932582, 9831455, 19662910]

約数ペア:

[(1, 19662910), (2, 9831455), (5, 3932582), (10, 1966291), (19, 1034890), (37, 531430), (38, 517445), (74, 265715), (95, 206978), (185, 106286), (190, 103489), (370, 53143), (703, 27970), (1406, 13985), (2797, 7030), (3515, 5594)]