20161299904

素因数分解:

$2^6\times {\mathrm{191}}^1\times {\mathrm{251}}^1\times {\mathrm{6571}}^1$

素因数の和:7025

約数の個数: 56

約数和(自身を含む): 40383415296

約数和(自身を除く): 20222115392

約数列:

[1, 2, 4, 8, 16, 32, 64, 191, 251, 382, 502, 764, 1004, 1528, 2008, 3056, 4016, 6112, 6571, 8032, 12224, 13142, 16064, 26284, 47941, 52568, 95882, 105136, 191764, 210272, 383528, 420544, 767056, 1255061, 1534112, 1649321, 2510122, 3068224, 3298642, 5020244, 6597284, 10040488, 13194568, 20080976, 26389136, 40161952, 52778272, 80323904, 105556544, 315020311, 630040622, 1260081244, 2520162488, 5040324976, 10080649952, 20161299904]

約数ペア:

[(1, 20161299904), (2, 10080649952), (4, 5040324976), (8, 2520162488), (16, 1260081244), (32, 630040622), (64, 315020311), (191, 105556544), (251, 80323904), (382, 52778272), (502, 40161952), (764, 26389136), (1004, 20080976), (1528, 13194568), (2008, 10040488), (3056, 6597284), (4016, 5020244), (6112, 3298642), (6571, 3068224), (8032, 2510122), (12224, 1649321), (13142, 1534112), (16064, 1255061), (26284, 767056), (47941, 420544), (52568, 383528), (95882, 210272), (105136, 191764)]