19198905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5059}}^1$

素因数の和:5101

約数の個数: 32

約数和(自身を含む): 34974720

約数和(自身を除く): 15775815

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 5059, 15177, 25295, 55649, 75885, 116357, 166947, 278245, 349071, 581785, 834735, 1279927, 1745355, 3839781, 6399635, 19198905]

約数ペア:

[(1, 19198905), (3, 6399635), (5, 3839781), (11, 1745355), (15, 1279927), (23, 834735), (33, 581785), (55, 349071), (69, 278245), (115, 166947), (165, 116357), (253, 75885), (345, 55649), (759, 25295), (1265, 15177), (3795, 5059)]