20572654

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{853}}^1$

素因数の和:1275

約数の個数: 16

約数和(自身を含む): 31973760

約数和(自身を除く): 11401106

約数列:

[1, 2, 31, 62, 389, 778, 853, 1706, 12059, 24118, 26443, 52886, 331817, 663634, 10286327, 20572654]

約数ペア:

[(1, 20572654), (2, 10286327), (31, 663634), (62, 331817), (389, 52886), (778, 26443), (853, 24118), (1706, 12059)]