20121048

素因数分解:

$2^3\times 3^4\times {\mathrm{31051}}^1$

素因数の和:31069

約数の個数: 40

約数和(自身を含む): 56359380

約数和(自身を除く): 36238332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31051, 62102, 93153, 124204, 186306, 248408, 279459, 372612, 558918, 745224, 838377, 1117836, 1676754, 2235672, 2515131, 3353508, 5030262, 6707016, 10060524, 20121048]

約数ペア:

[(1, 20121048), (2, 10060524), (3, 6707016), (4, 5030262), (6, 3353508), (8, 2515131), (9, 2235672), (12, 1676754), (18, 1117836), (24, 838377), (27, 745224), (36, 558918), (54, 372612), (72, 279459), (81, 248408), (108, 186306), (162, 124204), (216, 93153), (324, 62102), (648, 31051)]