20715408

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20551}}^1$

素因数の和:20572

約数の個数: 60

約数和(自身を含む): 66259648

約数和(自身を除く): 45544240

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, 20551, 41102, 61653, 82204, 123306, 143857, 164408, 184959, 246612, 287714, 328816, 369918, 431571, 493224, 575428, 739836, 863142, 986448, 1150856, 1294713, 1479672, 1726284, 2301712, 2589426, 2959344, 3452568, 5178852, 6905136, 10357704, 20715408]

約数ペア:

[(1, 20715408), (2, 10357704), (3, 6905136), (4, 5178852), (6, 3452568), (7, 2959344), (8, 2589426), (9, 2301712), (12, 1726284), (14, 1479672), (16, 1294713), (18, 1150856), (21, 986448), (24, 863142), (28, 739836), (36, 575428), (42, 493224), (48, 431571), (56, 369918), (63, 328816), (72, 287714), (84, 246612), (112, 184959), (126, 164408), (144, 143857), (168, 123306), (252, 82204), (336, 61653), (504, 41102), (1008, 20551)]