17960870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 33638976

約数和(自身を除く): 15678106

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 617, 710, 1234, 2911, 3085, 5822, 6170, 14555, 25297, 29110, 43807, 50594, 87614, 126485, 219035, 252970, 438070, 1796087, 3592174, 8980435, 17960870]

約数ペア:

[(1, 17960870), (2, 8980435), (5, 3592174), (10, 1796087), (41, 438070), (71, 252970), (82, 219035), (142, 126485), (205, 87614), (355, 50594), (410, 43807), (617, 29110), (710, 25297), (1234, 14555), (2911, 6170), (3085, 5822)]