20532356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6473}}^1$

素因数の和:6551

約数の個数: 24

約数和(自身を含む): 39336024

約数和(自身を除く): 18803668

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 6473, 12946, 25892, 84149, 168298, 336596, 394853, 789706, 1579412, 5133089, 10266178, 20532356]

約数ペア:

[(1, 20532356), (2, 10266178), (4, 5133089), (13, 1579412), (26, 789706), (52, 394853), (61, 336596), (122, 168298), (244, 84149), (793, 25892), (1586, 12946), (3172, 6473)]