18591216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{55331}}^1$

素因数の和:55349

約数の個数: 40

約数和(自身を含む): 54889344

約数和(自身を除く): 36298128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 55331, 110662, 165993, 221324, 331986, 387317, 442648, 663972, 774634, 885296, 1161951, 1327944, 1549268, 2323902, 2655888, 3098536, 4647804, 6197072, 9295608, 18591216]

約数ペア:

[(1, 18591216), (2, 9295608), (3, 6197072), (4, 4647804), (6, 3098536), (7, 2655888), (8, 2323902), (12, 1549268), (14, 1327944), (16, 1161951), (21, 885296), (24, 774634), (28, 663972), (42, 442648), (48, 387317), (56, 331986), (84, 221324), (112, 165993), (168, 110662), (336, 55331)]