18631520244

素因数分解:

$2^2\times 3^2\times {\mathrm{401}}^1\times {\mathrm{1290629}}^1$

素因数の和:1291040

約数の個数: 36

約数和(自身を含む): 47213826660

約数和(自身を除く): 28582306416

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 401, 802, 1203, 1604, 2406, 3609, 4812, 7218, 14436, 1290629, 2581258, 3871887, 5162516, 7743774, 11615661, 15487548, 23231322, 46462644, 517542229, 1035084458, 1552626687, 2070168916, 3105253374, 4657880061, 6210506748, 9315760122, 18631520244]

約数ペア:

[(1, 18631520244), (2, 9315760122), (3, 6210506748), (4, 4657880061), (6, 3105253374), (9, 2070168916), (12, 1552626687), (18, 1035084458), (36, 517542229), (401, 46462644), (802, 23231322), (1203, 15487548), (1604, 11615661), (2406, 7743774), (3609, 5162516), (4812, 3871887), (7218, 2581258), (14436, 1290629)]