20528033296

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{121577}}^1$

素因数の和:121819

約数の個数: 40

約数和(自身を含む): 40659087384

約数和(自身を除く): 20131054088

約数列:

[1, 2, 4, 8, 16, 61, 122, 173, 244, 346, 488, 692, 976, 1384, 2768, 10553, 21106, 42212, 84424, 121577, 168848, 243154, 486308, 972616, 1945232, 7416197, 14832394, 21032821, 29664788, 42065642, 59329576, 84131284, 118659152, 168262568, 336525136, 1283002081, 2566004162, 5132008324, 10264016648, 20528033296]

約数ペア:

[(1, 20528033296), (2, 10264016648), (4, 5132008324), (8, 2566004162), (16, 1283002081), (61, 336525136), (122, 168262568), (173, 118659152), (244, 84131284), (346, 59329576), (488, 42065642), (692, 29664788), (976, 21032821), (1384, 14832394), (2768, 7416197), (10553, 1945232), (21106, 972616), (42212, 486308), (84424, 243154), (121577, 168848)]