19796973

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{22993}}^1$

素因数の和:23044

約数の個数: 16

約数和(自身を含む): 30903936

約数和(自身を除く): 11106963

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 22993, 68979, 160951, 482853, 942713, 2828139, 6598991, 19796973]

約数ペア:

[(1, 19796973), (3, 6598991), (7, 2828139), (21, 942713), (41, 482853), (123, 160951), (287, 68979), (861, 22993)]