199970516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{17659}}^1$

素因数の和:17831

約数の個数: 24

約数和(自身を含む): 370860000

約数和(自身を除く): 170889484

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 2831, 5662, 11324, 17659, 35318, 70636, 335521, 671042, 1342084, 2631191, 5262382, 10524764, 49992629, 99985258, 199970516]

約数ペア:

[(1, 199970516), (2, 99985258), (4, 49992629), (19, 10524764), (38, 5262382), (76, 2631191), (149, 1342084), (298, 671042), (596, 335521), (2831, 70636), (5662, 35318), (11324, 17659)]