20963610

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{8627}}^1$

素因数の和:8649

約数の個数: 48

約数和(自身を含む): 56530656

約数和(自身を除く): 35567046

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 8627, 17254, 25881, 43135, 51762, 77643, 86270, 129405, 155286, 232929, 258810, 388215, 465858, 698787, 776430, 1164645, 1397574, 2096361, 2329290, 3493935, 4192722, 6987870, 10481805, 20963610]

約数ペア:

[(1, 20963610), (2, 10481805), (3, 6987870), (5, 4192722), (6, 3493935), (9, 2329290), (10, 2096361), (15, 1397574), (18, 1164645), (27, 776430), (30, 698787), (45, 465858), (54, 388215), (81, 258810), (90, 232929), (135, 155286), (162, 129405), (243, 86270), (270, 77643), (405, 51762), (486, 43135), (810, 25881), (1215, 17254), (2430, 8627)]