1638220886

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{751}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 2542891008

約数和(自身を除く): 904670122

約数列:

[1, 2, 67, 73, 134, 146, 223, 446, 751, 1502, 4891, 9782, 14941, 16279, 29882, 32558, 50317, 54823, 100634, 109646, 167473, 334946, 1090693, 2181386, 3673141, 7346282, 11220691, 12225529, 22441382, 24451058, 819110443, 1638220886]

約数ペア:

[(1, 1638220886), (2, 819110443), (67, 24451058), (73, 22441382), (134, 12225529), (146, 11220691), (223, 7346282), (446, 3673141), (751, 2181386), (1502, 1090693), (4891, 334946), (9782, 167473), (14941, 109646), (16279, 100634), (29882, 54823), (32558, 50317)]