22019979541

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{2521}}^1$

素因数の和:2905

約数の個数: 32

約数和(自身を含む): 26031882240

約数和(自身を除く): 4011902699

約数列:

[1, 7, 47, 139, 191, 329, 973, 1337, 2521, 6533, 8977, 17647, 26549, 45731, 62839, 118487, 185843, 350419, 481511, 829409, 1247803, 2452933, 3370577, 8734621, 16469693, 22631017, 66930029, 115287851, 158417119, 468510203, 3145711363, 22019979541]

約数ペア:

[(1, 22019979541), (7, 3145711363), (47, 468510203), (139, 158417119), (191, 115287851), (329, 66930029), (973, 22631017), (1337, 16469693), (2521, 8734621), (6533, 3370577), (8977, 2452933), (17647, 1247803), (26549, 829409), (45731, 481511), (62839, 350419), (118487, 185843)]