19888038

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{6949}}^1$

素因数の和:7013

約数の個数: 32

約数和(自身を含む): 45036000

約数和(自身を除く): 25147962

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 6949, 13898, 20847, 41694, 62541, 125082, 187623, 368297, 375246, 736594, 1104891, 2209782, 3314673, 6629346, 9944019, 19888038]

約数ペア:

[(1, 19888038), (2, 9944019), (3, 6629346), (6, 3314673), (9, 2209782), (18, 1104891), (27, 736594), (53, 375246), (54, 368297), (106, 187623), (159, 125082), (318, 62541), (477, 41694), (954, 20847), (1431, 13898), (2862, 6949)]