19619873

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1447}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 24326400

約数和(自身を除く): 4706527

約数列:

[1, 7, 13, 91, 149, 1043, 1447, 1937, 10129, 13559, 18811, 131677, 215603, 1509221, 2802839, 19619873]

約数ペア:

[(1, 19619873), (7, 2802839), (13, 1509221), (91, 215603), (149, 131677), (1043, 18811), (1447, 13559), (1937, 10129)]