890753782

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{30091}}^1$

素因数の和:30172

約数の個数: 24

約数和(自身を含む): 1444596552

約数和(自身を除く): 553842770

約数列:

[1, 2, 19, 38, 41, 82, 361, 722, 779, 1558, 14801, 29602, 30091, 60182, 571729, 1143458, 1233731, 2467462, 10862851, 21725702, 23440889, 46881778, 445376891, 890753782]

約数ペア:

[(1, 890753782), (2, 445376891), (19, 46881778), (38, 23440889), (41, 21725702), (82, 10862851), (361, 2467462), (722, 1233731), (779, 1143458), (1558, 571729), (14801, 60182), (29602, 30091)]