20175478911

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4053743}}^1$

素因数の和:4053835

約数の個数: 24

約数和(自身を含む): 33727150080

約数和(自身を除く): 13551671169

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 4053743, 12161229, 28376201, 36483687, 85128603, 255385809, 320245697, 960737091, 2241719879, 2882211273, 6725159637, 20175478911]

約数ペア:

[(1, 20175478911), (3, 6725159637), (7, 2882211273), (9, 2241719879), (21, 960737091), (63, 320245697), (79, 255385809), (237, 85128603), (553, 36483687), (711, 28376201), (1659, 12161229), (4977, 4053743)]