208017971870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{507360907}}^1$

素因数の和:507360955

約数の個数: 16

約数和(自身を含む): 383564846448

約数和(自身を除く): 175546874578

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 507360907, 1014721814, 2536804535, 5073609070, 20801797187, 41603594374, 104008985935, 208017971870]

約数ペア:

[(1, 208017971870), (2, 104008985935), (5, 41603594374), (10, 20801797187), (41, 5073609070), (82, 2536804535), (205, 1014721814), (410, 507360907)]