20439504

素因数分解:

$2^4\times 3^2\times {\mathrm{141941}}^1$

素因数の和:141955

約数の個数: 30

約数和(自身を含む): 57202626

約数和(自身を除く): 36763122

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 141941, 283882, 425823, 567764, 851646, 1135528, 1277469, 1703292, 2271056, 2554938, 3406584, 5109876, 6813168, 10219752, 20439504]

約数ペア:

[(1, 20439504), (2, 10219752), (3, 6813168), (4, 5109876), (6, 3406584), (8, 2554938), (9, 2271056), (12, 1703292), (16, 1277469), (18, 1135528), (24, 851646), (36, 567764), (48, 425823), (72, 283882), (144, 141941)]