20087085616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1441381}}^1$

素因数の和:1441469

約数の個数: 40

約数和(自身を含む): 42538065584

約数和(自身を除く): 22450979968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 1441381, 2882762, 5765524, 11531048, 18737953, 23062096, 37475906, 74951812, 96572527, 149903624, 193145054, 299807248, 386290108, 772580216, 1255442851, 1545160432, 2510885702, 5021771404, 10043542808, 20087085616]

約数ペア:

[(1, 20087085616), (2, 10043542808), (4, 5021771404), (8, 2510885702), (13, 1545160432), (16, 1255442851), (26, 772580216), (52, 386290108), (67, 299807248), (104, 193145054), (134, 149903624), (208, 96572527), (268, 74951812), (536, 37475906), (871, 23062096), (1072, 18737953), (1742, 11531048), (3484, 5765524), (6968, 2882762), (13936, 1441381)]