18172854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7591}}^1$

素因数の和:7625

約数の個数: 48

約数和(自身を含む): 47374080

約数和(自身を除く): 29201226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 7591, 15182, 22773, 45546, 53137, 68319, 106274, 136638, 144229, 159411, 288458, 318822, 432687, 478233, 865374, 956466, 1009603, 1298061, 2019206, 2596122, 3028809, 6057618, 9086427, 18172854]

約数ペア:

[(1, 18172854), (2, 9086427), (3, 6057618), (6, 3028809), (7, 2596122), (9, 2019206), (14, 1298061), (18, 1009603), (19, 956466), (21, 865374), (38, 478233), (42, 432687), (57, 318822), (63, 288458), (114, 159411), (126, 144229), (133, 136638), (171, 106274), (266, 68319), (342, 53137), (399, 45546), (798, 22773), (1197, 15182), (2394, 7591)]