20043912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 57628800

約数和(自身を除く): 37584888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 229, 458, 521, 687, 916, 1042, 1374, 1563, 1603, 1832, 2084, 2748, 3126, 3206, 3647, 4168, 4809, 5496, 6252, 6412, 7294, 9618, 10941, 12504, 12824, 14588, 19236, 21882, 29176, 38472, 43764, 87528, 119309, 238618, 357927, 477236, 715854, 835163, 954472, 1431708, 1670326, 2505489, 2863416, 3340652, 5010978, 6681304, 10021956, 20043912]

約数ペア:

[(1, 20043912), (2, 10021956), (3, 6681304), (4, 5010978), (6, 3340652), (7, 2863416), (8, 2505489), (12, 1670326), (14, 1431708), (21, 954472), (24, 835163), (28, 715854), (42, 477236), (56, 357927), (84, 238618), (168, 119309), (229, 87528), (458, 43764), (521, 38472), (687, 29176), (916, 21882), (1042, 19236), (1374, 14588), (1563, 12824), (1603, 12504), (1832, 10941), (2084, 9618), (2748, 7294), (3126, 6412), (3206, 6252), (3647, 5496), (4168, 4809)]