20123265744

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1005359}}^1$

素因数の和:1005512

約数の個数: 60

約数和(自身を含む): 56722411200

約数和(自身を除く): 36599145456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 3336, 5004, 6672, 10008, 20016, 1005359, 2010718, 3016077, 4021436, 6032154, 8042872, 9048231, 12064308, 16085744, 18096462, 24128616, 36192924, 48257232, 72385848, 139744901, 144771696, 279489802, 419234703, 558979604, 838469406, 1117959208, 1257704109, 1676938812, 2235918416, 2515408218, 3353877624, 5030816436, 6707755248, 10061632872, 20123265744]

約数ペア:

[(1, 20123265744), (2, 10061632872), (3, 6707755248), (4, 5030816436), (6, 3353877624), (8, 2515408218), (9, 2235918416), (12, 1676938812), (16, 1257704109), (18, 1117959208), (24, 838469406), (36, 558979604), (48, 419234703), (72, 279489802), (139, 144771696), (144, 139744901), (278, 72385848), (417, 48257232), (556, 36192924), (834, 24128616), (1112, 18096462), (1251, 16085744), (1668, 12064308), (2224, 9048231), (2502, 8042872), (3336, 6032154), (5004, 4021436), (6672, 3016077), (10008, 2010718), (20016, 1005359)]