19826930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{523}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 38029824

約数和(自身を除く): 18202894

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 223, 446, 523, 1046, 1115, 2230, 2615, 3791, 5230, 7582, 8891, 17782, 18955, 37910, 44455, 88910, 116629, 233258, 583145, 1166290, 1982693, 3965386, 9913465, 19826930]

約数ペア:

[(1, 19826930), (2, 9913465), (5, 3965386), (10, 1982693), (17, 1166290), (34, 583145), (85, 233258), (170, 116629), (223, 88910), (446, 44455), (523, 37910), (1046, 18955), (1115, 17782), (2230, 8891), (2615, 7582), (3791, 5230)]