20211594064

素因数分解:

$2^4\times {\mathrm{6361}}^1\times {\mathrm{198589}}^1$

素因数の和:204958

約数の個数: 20

約数和(自身を含む): 39166316980

約数和(自身を除く): 18954722916

約数列:

[1, 2, 4, 8, 16, 6361, 12722, 25444, 50888, 101776, 198589, 397178, 794356, 1588712, 3177424, 1263224629, 2526449258, 5052898516, 10105797032, 20211594064]

約数ペア:

[(1, 20211594064), (2, 10105797032), (4, 5052898516), (8, 2526449258), (16, 1263224629), (6361, 3177424), (12722, 1588712), (25444, 794356), (50888, 397178), (101776, 198589)]