19765970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12277}}^1$

素因数の和:12314

約数の個数: 32

約数和(自身を含む): 42432768

約数和(自身を除く): 22666798

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12277, 24554, 61385, 85939, 122770, 171878, 282371, 429695, 564742, 859390, 1411855, 1976597, 2823710, 3953194, 9882985, 19765970]

約数ペア:

[(1, 19765970), (2, 9882985), (5, 3953194), (7, 2823710), (10, 1976597), (14, 1411855), (23, 859390), (35, 564742), (46, 429695), (70, 282371), (115, 171878), (161, 122770), (230, 85939), (322, 61385), (805, 24554), (1610, 12277)]