20123486518

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{729059}}^1$

素因数の和:729471

約数の個数: 16

約数和(自身を含む): 31084202160

約数和(自身を除く): 10960715642

約数列:

[1, 2, 37, 74, 373, 746, 13801, 27602, 729059, 1458118, 26975183, 53950366, 271939007, 543878014, 10061743259, 20123486518]

約数ペア:

[(1, 20123486518), (2, 10061743259), (37, 543878014), (74, 271939007), (373, 53950366), (746, 26975183), (13801, 1458118), (27602, 729059)]