20425446

素因数分解:

$2^1\times 3^4\times {\mathrm{59}}^1\times {\mathrm{2137}}^1$

素因数の和:2210

約数の個数: 40

約数和(自身を含む): 46565640

約数和(自身を除く): 26140194

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 81, 118, 162, 177, 354, 531, 1062, 1593, 2137, 3186, 4274, 4779, 6411, 9558, 12822, 19233, 38466, 57699, 115398, 126083, 173097, 252166, 346194, 378249, 756498, 1134747, 2269494, 3404241, 6808482, 10212723, 20425446]

約数ペア:

[(1, 20425446), (2, 10212723), (3, 6808482), (6, 3404241), (9, 2269494), (18, 1134747), (27, 756498), (54, 378249), (59, 346194), (81, 252166), (118, 173097), (162, 126083), (177, 115398), (354, 57699), (531, 38466), (1062, 19233), (1593, 12822), (2137, 9558), (3186, 6411), (4274, 4779)]