18720912

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{55717}}^1$

素因数の和:55735

約数の個数: 40

約数和(自身を含む): 55272256

約数和(自身を除く): 36551344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 55717, 111434, 167151, 222868, 334302, 390019, 445736, 668604, 780038, 891472, 1170057, 1337208, 1560076, 2340114, 2674416, 3120152, 4680228, 6240304, 9360456, 18720912]

約数ペア:

[(1, 18720912), (2, 9360456), (3, 6240304), (4, 4680228), (6, 3120152), (7, 2674416), (8, 2340114), (12, 1560076), (14, 1337208), (16, 1170057), (21, 891472), (24, 780038), (28, 668604), (42, 445736), (48, 390019), (56, 334302), (84, 222868), (112, 167151), (168, 111434), (336, 55717)]