30990438

素因数分解:

$2^1\times 3^4\times {\mathrm{191299}}^1$

素因数の和:191313

約数の個数: 20

約数和(自身を含む): 69441900

約数和(自身を除く): 38451462

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 191299, 382598, 573897, 1147794, 1721691, 3443382, 5165073, 10330146, 15495219, 30990438]

約数ペア:

[(1, 30990438), (2, 15495219), (3, 10330146), (6, 5165073), (9, 3443382), (18, 1721691), (27, 1147794), (54, 573897), (81, 382598), (162, 191299)]