201720638

素因数分解:

$2^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{38629}}^1$

素因数の和:39011

約数の個数: 16

約数和(自身を含む): 346742880

約数和(自身を除く): 145022242

約数列:

[1, 2, 7, 14, 373, 746, 2611, 5222, 38629, 77258, 270403, 540806, 14408617, 28817234, 100860319, 201720638]

約数ペア:

[(1, 201720638), (2, 100860319), (7, 28817234), (14, 14408617), (373, 540806), (746, 270403), (2611, 77258), (5222, 38629)]