19540278

素因数分解:

$2^1\times 3^4\times {\mathrm{120619}}^1$

素因数の和:120633

約数の個数: 20

約数和(自身を含む): 43785060

約数和(自身を除く): 24244782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 120619, 241238, 361857, 723714, 1085571, 2171142, 3256713, 6513426, 9770139, 19540278]

約数ペア:

[(1, 19540278), (2, 9770139), (3, 6513426), (6, 3256713), (9, 2171142), (18, 1085571), (27, 723714), (54, 361857), (81, 241238), (162, 120619)]