19950970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153469}}^1$

素因数の和:153489

約数の個数: 16

約数和(自身を含む): 38674440

約数和(自身を除く): 18723470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 153469, 306938, 767345, 1534690, 1995097, 3990194, 9975485, 19950970]

約数ペア:

[(1, 19950970), (2, 9975485), (5, 3990194), (10, 1995097), (13, 1534690), (26, 767345), (65, 306938), (130, 153469)]