20005974018

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{7459349}}^1$

素因数の和:7459506

約数の個数: 24

約数和(自身を含む): 43637197500

約数和(自身を除く): 23631223482

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 894, 1341, 2682, 7459349, 14918698, 22378047, 44756094, 67134141, 134268282, 1111443001, 2222886002, 3334329003, 6668658006, 10002987009, 20005974018]

約数ペア:

[(1, 20005974018), (2, 10002987009), (3, 6668658006), (6, 3334329003), (9, 2222886002), (18, 1111443001), (149, 134268282), (298, 67134141), (447, 44756094), (894, 22378047), (1341, 14918698), (2682, 7459349)]