12205816

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 27648000

約数和(自身を除く): 15442184

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 89, 124, 158, 178, 217, 248, 316, 356, 434, 553, 623, 632, 712, 868, 1106, 1246, 1736, 2212, 2449, 2492, 2759, 4424, 4898, 4984, 5518, 7031, 9796, 11036, 14062, 17143, 19313, 19592, 22072, 28124, 34286, 38626, 49217, 56248, 68572, 77252, 98434, 137144, 154504, 196868, 217961, 393736, 435922, 871844, 1525727, 1743688, 3051454, 6102908, 12205816]

約数ペア:

[(1, 12205816), (2, 6102908), (4, 3051454), (7, 1743688), (8, 1525727), (14, 871844), (28, 435922), (31, 393736), (56, 217961), (62, 196868), (79, 154504), (89, 137144), (124, 98434), (158, 77252), (178, 68572), (217, 56248), (248, 49217), (316, 38626), (356, 34286), (434, 28124), (553, 22072), (623, 19592), (632, 19313), (712, 17143), (868, 14062), (1106, 11036), (1246, 9796), (1736, 7031), (2212, 5518), (2449, 4984), (2492, 4898), (2759, 4424)]