19217962547

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{57637}}^1$

素因数の和:57795

約数の個数: 32

約数和(自身を含む): 24346291200

約数和(自身を除く): 5128328653

約数列:

[1, 7, 19, 23, 109, 133, 161, 437, 763, 2071, 2507, 3059, 14497, 17549, 47633, 57637, 333431, 403459, 1095103, 1325651, 6282433, 7665721, 9279557, 25187369, 43977031, 119366227, 144495959, 176311583, 835563589, 1011471713, 2745423221, 19217962547]

約数ペア:

[(1, 19217962547), (7, 2745423221), (19, 1011471713), (23, 835563589), (109, 176311583), (133, 144495959), (161, 119366227), (437, 43977031), (763, 25187369), (2071, 9279557), (2507, 7665721), (3059, 6282433), (14497, 1325651), (17549, 1095103), (47633, 403459), (57637, 333431)]