18747313

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 20998656

約数和(自身を除く): 2251343

約数列:

[1, 13, 47, 61, 503, 611, 793, 2867, 6539, 23641, 30683, 37271, 307333, 398879, 1442101, 18747313]

約数ペア:

[(1, 18747313), (13, 1442101), (47, 398879), (61, 307333), (503, 37271), (611, 30683), (793, 23641), (2867, 6539)]