20163860048

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3490973}}^1$

素因数の和:3491019

約数の個数: 30

約数和(自身を含む): 41231893914

約数和(自身を除く): 21068033866

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 3490973, 6981946, 13963892, 27927784, 55855568, 66328487, 132656974, 265313948, 530627896, 1061255792, 1260241253, 2520482506, 5040965012, 10081930024, 20163860048]

約数ペア:

[(1, 20163860048), (2, 10081930024), (4, 5040965012), (8, 2520482506), (16, 1260241253), (19, 1061255792), (38, 530627896), (76, 265313948), (152, 132656974), (304, 66328487), (361, 55855568), (722, 27927784), (1444, 13963892), (2888, 6981946), (5776, 3490973)]