19860650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13697}}^1$

素因数の和:13738

約数の個数: 24

約数和(自身を含む): 38217420

約数和(自身を除く): 18356770

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 13697, 27394, 68485, 136970, 342425, 397213, 684850, 794426, 1986065, 3972130, 9930325, 19860650]

約数ペア:

[(1, 19860650), (2, 9930325), (5, 3972130), (10, 1986065), (25, 794426), (29, 684850), (50, 397213), (58, 342425), (145, 136970), (290, 68485), (725, 27394), (1450, 13697)]