18673710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 49641984

約数和(自身を除く): 30968274

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 71, 110, 142, 165, 213, 330, 355, 426, 710, 781, 797, 1065, 1562, 1594, 2130, 2343, 2391, 3905, 3985, 4686, 4782, 7810, 7970, 8767, 11715, 11955, 17534, 23430, 23910, 26301, 43835, 52602, 56587, 87670, 113174, 131505, 169761, 263010, 282935, 339522, 565870, 622457, 848805, 1244914, 1697610, 1867371, 3112285, 3734742, 6224570, 9336855, 18673710]

約数ペア:

[(1, 18673710), (2, 9336855), (3, 6224570), (5, 3734742), (6, 3112285), (10, 1867371), (11, 1697610), (15, 1244914), (22, 848805), (30, 622457), (33, 565870), (55, 339522), (66, 282935), (71, 263010), (110, 169761), (142, 131505), (165, 113174), (213, 87670), (330, 56587), (355, 52602), (426, 43835), (710, 26301), (781, 23910), (797, 23430), (1065, 17534), (1562, 11955), (1594, 11715), (2130, 8767), (2343, 7970), (2391, 7810), (3905, 4782), (3985, 4686)]