20124811728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19965091}}^1$

素因数の和:19965112

約数の個数: 60

約数和(自身を含む): 64367456608

約数和(自身を除く): 44242644880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 19965091, 39930182, 59895273, 79860364, 119790546, 139755637, 159720728, 179685819, 239581092, 279511274, 319441456, 359371638, 419266911, 479162184, 559022548, 718743276, 838533822, 958324368, 1118045096, 1257800733, 1437486552, 1677067644, 2236090192, 2515601466, 2874973104, 3354135288, 5031202932, 6708270576, 10062405864, 20124811728]

約数ペア:

[(1, 20124811728), (2, 10062405864), (3, 6708270576), (4, 5031202932), (6, 3354135288), (7, 2874973104), (8, 2515601466), (9, 2236090192), (12, 1677067644), (14, 1437486552), (16, 1257800733), (18, 1118045096), (21, 958324368), (24, 838533822), (28, 718743276), (36, 559022548), (42, 479162184), (48, 419266911), (56, 359371638), (63, 319441456), (72, 279511274), (84, 239581092), (112, 179685819), (126, 159720728), (144, 139755637), (168, 119790546), (252, 79860364), (336, 59895273), (504, 39930182), (1008, 19965091)]