64090838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{240943}}^1$

素因数の和:240971

約数の個数: 16

約数和(自身を含む): 115653120

約数和(自身を除く): 51562282

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 240943, 481886, 1686601, 3373202, 4577917, 9155834, 32045419, 64090838]

約数ペア:

[(1, 64090838), (2, 32045419), (7, 9155834), (14, 4577917), (19, 3373202), (38, 1686601), (133, 481886), (266, 240943)]