218629922

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1907}}^1$

素因数の和:2366

約数の個数: 32

約数和(自身を含む): 395642880

約数和(自身を除く): 177012958

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 431, 862, 1907, 3017, 3814, 6034, 8189, 13349, 16378, 26698, 36233, 57323, 72466, 114646, 253631, 507262, 821917, 1643834, 5753419, 11506838, 15616423, 31232846, 109314961, 218629922]

約数ペア:

[(1, 218629922), (2, 109314961), (7, 31232846), (14, 15616423), (19, 11506838), (38, 5753419), (133, 1643834), (266, 821917), (431, 507262), (862, 253631), (1907, 114646), (3017, 72466), (3814, 57323), (6034, 36233), (8189, 26698), (13349, 16378)]