17961868595

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1109}}^1\times {\mathrm{1409}}^1$

素因数の和:2564

約数の個数: 48

約数和(自身を含む): 24978996000

約数和(自身を除く): 7017127405

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 605, 1045, 1109, 1409, 2299, 5545, 7045, 11495, 12199, 15499, 21071, 26771, 60995, 77495, 105355, 133855, 134189, 170489, 231781, 294481, 670945, 852445, 1158905, 1472405, 1562581, 2549591, 3239291, 7812905, 12747955, 16196455, 17188391, 29689039, 85941955, 148445195, 189072301, 326579429, 945361505, 1632897145, 3592373719, 17961868595]

約数ペア:

[(1, 17961868595), (5, 3592373719), (11, 1632897145), (19, 945361505), (55, 326579429), (95, 189072301), (121, 148445195), (209, 85941955), (605, 29689039), (1045, 17188391), (1109, 16196455), (1409, 12747955), (2299, 7812905), (5545, 3239291), (7045, 2549591), (11495, 1562581), (12199, 1472405), (15499, 1158905), (21071, 852445), (26771, 670945), (60995, 294481), (77495, 231781), (105355, 170489), (133855, 134189)]