19270654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23909}}^1$

素因数の和:23955

約数の個数: 16

約数和(自身を含む): 32135040

約数和(自身を除く): 12864386

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 23909, 47818, 310817, 621634, 741179, 1482358, 9635327, 19270654]

約数ペア:

[(1, 19270654), (2, 9635327), (13, 1482358), (26, 741179), (31, 621634), (62, 310817), (403, 47818), (806, 23909)]