18984930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14717}}^1$

素因数の和:14770

約数の個数: 32

約数和(自身を含む): 46626624

約数和(自身を除く): 27641694

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 14717, 29434, 44151, 73585, 88302, 147170, 220755, 441510, 632831, 1265662, 1898493, 3164155, 3796986, 6328310, 9492465, 18984930]

約数ペア:

[(1, 18984930), (2, 9492465), (3, 6328310), (5, 3796986), (6, 3164155), (10, 1898493), (15, 1265662), (30, 632831), (43, 441510), (86, 220755), (129, 147170), (215, 88302), (258, 73585), (430, 44151), (645, 29434), (1290, 14717)]