20735880504

素因数分解:

$2^3\times 3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{40169}}^1$

素因数の和:40472

約数の個数: 64

約数和(自身を含む): 52552000800

約数和(自身を除く): 31816120296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 137, 157, 274, 314, 411, 471, 548, 628, 822, 942, 1096, 1256, 1644, 1884, 3288, 3768, 21509, 40169, 43018, 64527, 80338, 86036, 120507, 129054, 160676, 172072, 241014, 258108, 321352, 482028, 516216, 964056, 5503153, 6306533, 11006306, 12613066, 16509459, 18919599, 22012612, 25226132, 33018918, 37839198, 44025224, 50452264, 66037836, 75678396, 132075672, 151356792, 863995021, 1727990042, 2591985063, 3455980084, 5183970126, 6911960168, 10367940252, 20735880504]

約数ペア:

[(1, 20735880504), (2, 10367940252), (3, 6911960168), (4, 5183970126), (6, 3455980084), (8, 2591985063), (12, 1727990042), (24, 863995021), (137, 151356792), (157, 132075672), (274, 75678396), (314, 66037836), (411, 50452264), (471, 44025224), (548, 37839198), (628, 33018918), (822, 25226132), (942, 22012612), (1096, 18919599), (1256, 16509459), (1644, 12613066), (1884, 11006306), (3288, 6306533), (3768, 5503153), (21509, 964056), (40169, 516216), (43018, 482028), (64527, 321352), (80338, 258108), (86036, 241014), (120507, 172072), (129054, 160676)]