20565648636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131831081}}^1$

素因数の和:131831101

約数の個数: 24

約数和(自身を含む): 51677784144

約数和(自身を除く): 31112135508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131831081, 263662162, 395493243, 527324324, 790986486, 1581972972, 1713804053, 3427608106, 5141412159, 6855216212, 10282824318, 20565648636]

約数ペア:

[(1, 20565648636), (2, 10282824318), (3, 6855216212), (4, 5141412159), (6, 3427608106), (12, 1713804053), (13, 1581972972), (26, 790986486), (39, 527324324), (52, 395493243), (78, 263662162), (156, 131831081)]