2019394810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{276251}}^1$

素因数の和:276318

約数の個数: 32

約数和(自身を含む): 3938248512

約数和(自身を除く): 1918853702

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 276251, 552502, 1381255, 2762510, 4696267, 9392534, 11878793, 23481335, 23757586, 46962670, 59393965, 118787930, 201939481, 403878962, 1009697405, 2019394810]

約数ペア:

[(1, 2019394810), (2, 1009697405), (5, 403878962), (10, 201939481), (17, 118787930), (34, 59393965), (43, 46962670), (85, 23757586), (86, 23481335), (170, 11878793), (215, 9392534), (430, 4696267), (731, 2762510), (1462, 1381255), (3655, 552502), (7310, 276251)]