20906244

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{7351}}^1$

素因数の和:7440

約数の個数: 36

約数和(自身を含む): 53522560

約数和(自身を除く): 32616316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 7351, 14702, 22053, 29404, 44106, 66159, 88212, 132318, 264636, 580729, 1161458, 1742187, 2322916, 3484374, 5226561, 6968748, 10453122, 20906244]

約数ペア:

[(1, 20906244), (2, 10453122), (3, 6968748), (4, 5226561), (6, 3484374), (9, 2322916), (12, 1742187), (18, 1161458), (36, 580729), (79, 264636), (158, 132318), (237, 88212), (316, 66159), (474, 44106), (711, 29404), (948, 22053), (1422, 14702), (2844, 7351)]