20120668

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1553}}^1$

素因数の和:1677

約数の個数: 24

約数和(自身を含む): 36550080

約数和(自身を除く): 16429412

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 1553, 3106, 3239, 6212, 6478, 12956, 63673, 122687, 127346, 245374, 254692, 490748, 5030167, 10060334, 20120668]

約数ペア:

[(1, 20120668), (2, 10060334), (4, 5030167), (41, 490748), (79, 254692), (82, 245374), (158, 127346), (164, 122687), (316, 63673), (1553, 12956), (3106, 6478), (3239, 6212)]