20591838

素因数分解:

$2^1\times 3^2\times {\mathrm{373}}^1\times {\mathrm{3067}}^1$

素因数の和:3448

約数の個数: 24

約数和(自身を含む): 44749848

約数和(自身を除く): 24158010

約数列:

[1, 2, 3, 6, 9, 18, 373, 746, 1119, 2238, 3067, 3357, 6134, 6714, 9201, 18402, 27603, 55206, 1143991, 2287982, 3431973, 6863946, 10295919, 20591838]

約数ペア:

[(1, 20591838), (2, 10295919), (3, 6863946), (6, 3431973), (9, 2287982), (18, 1143991), (373, 55206), (746, 27603), (1119, 18402), (2238, 9201), (3067, 6714), (3357, 6134)]