1639632722

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{219731}}^1$

素因数の和:219794

約数の個数: 32

約数和(自身を含む): 3100857984

約数和(自身を除く): 1461225262

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 3731, 7462, 219731, 439462, 1538117, 2856503, 3076234, 5713006, 9008971, 18017942, 19995521, 39991042, 63062797, 117116623, 126125594, 234233246, 819816361, 1639632722]

約数ペア:

[(1, 1639632722), (2, 819816361), (7, 234233246), (13, 126125594), (14, 117116623), (26, 63062797), (41, 39991042), (82, 19995521), (91, 18017942), (182, 9008971), (287, 5713006), (533, 3076234), (574, 2856503), (1066, 1538117), (3731, 439462), (7462, 219731)]