18954273

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2141}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 27349056

約数和(自身を除く): 8394783

約数列:

[1, 3, 13, 39, 227, 681, 2141, 2951, 6423, 8853, 27833, 83499, 486007, 1458021, 6318091, 18954273]

約数ペア:

[(1, 18954273), (3, 6318091), (13, 1458021), (39, 486007), (227, 83499), (681, 27833), (2141, 8853), (2951, 6423)]