1994631970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{244141}}^1$

素因数の和:244210

約数の個数: 32

約数和(自身を含む): 3867209280

約数和(自身を除く): 1872577310

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 244141, 488282, 1220705, 2441410, 4638679, 9277358, 10498063, 20996126, 23193395, 46386790, 52490315, 104980630, 199463197, 398926394, 997315985, 1994631970]

約数ペア:

[(1, 1994631970), (2, 997315985), (5, 398926394), (10, 199463197), (19, 104980630), (38, 52490315), (43, 46386790), (86, 23193395), (95, 20996126), (190, 10498063), (215, 9277358), (430, 4638679), (817, 2441410), (1634, 1220705), (4085, 488282), (8170, 244141)]