2018720812

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{42307}}^1$

素因数の和:42541

約数の個数: 24

約数和(自身を含む): 3601256960

約数和(自身を除く): 1582536148

約数列:

[1, 2, 4, 79, 151, 158, 302, 316, 604, 11929, 23858, 42307, 47716, 84614, 169228, 3342253, 6388357, 6684506, 12776714, 13369012, 25553428, 504680203, 1009360406, 2018720812]

約数ペア:

[(1, 2018720812), (2, 1009360406), (4, 504680203), (79, 25553428), (151, 13369012), (158, 12776714), (302, 6684506), (316, 6388357), (604, 3342253), (11929, 169228), (23858, 84614), (42307, 47716)]