20459898

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{3541}}^1$

素因数の和:3659

約数の個数: 32

約数和(自身を含む): 45904320

約数和(自身を除く): 25444422

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 642, 963, 1926, 2889, 3541, 5778, 7082, 10623, 21246, 31869, 63738, 95607, 191214, 378887, 757774, 1136661, 2273322, 3409983, 6819966, 10229949, 20459898]

約数ペア:

[(1, 20459898), (2, 10229949), (3, 6819966), (6, 3409983), (9, 2273322), (18, 1136661), (27, 757774), (54, 378887), (107, 191214), (214, 95607), (321, 63738), (642, 31869), (963, 21246), (1926, 10623), (2889, 7082), (3541, 5778)]