19672510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13757}}^1$

素因数の和:13788

約数の個数: 32

約数和(自身を含む): 41604192

約数和(自身を除く): 21931682

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 13757, 27514, 68785, 137570, 151327, 178841, 302654, 357682, 756635, 894205, 1513270, 1788410, 1967251, 3934502, 9836255, 19672510]

約数ペア:

[(1, 19672510), (2, 9836255), (5, 3934502), (10, 1967251), (11, 1788410), (13, 1513270), (22, 894205), (26, 756635), (55, 357682), (65, 302654), (110, 178841), (130, 151327), (143, 137570), (286, 68785), (715, 27514), (1430, 13757)]