20151620312

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{2541829}}^1$

素因数の和:2542826

約数の個数: 16

約数和(自身を含む): 37822430400

約数和(自身を除く): 17670810088

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 2541829, 5083658, 10167316, 20334632, 2518952539, 5037905078, 10075810156, 20151620312]

約数ペア:

[(1, 20151620312), (2, 10075810156), (4, 5037905078), (8, 2518952539), (991, 20334632), (1982, 10167316), (3964, 5083658), (7928, 2541829)]