206530990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{666229}}^1$

素因数の和:666267

約数の個数: 16

約数和(自身を含む): 383748480

約数和(自身を除く): 177217490

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 666229, 1332458, 3331145, 6662290, 20653099, 41306198, 103265495, 206530990]

約数ペア:

[(1, 206530990), (2, 103265495), (5, 41306198), (10, 20653099), (31, 6662290), (62, 3331145), (155, 1332458), (310, 666229)]