20422131

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 29169360

約数和(自身を除く): 8747229

約数列:

[1, 3, 19, 57, 109, 173, 327, 361, 519, 1083, 2071, 3287, 6213, 9861, 18857, 39349, 56571, 62453, 118047, 187359, 358283, 1074849, 6807377, 20422131]

約数ペア:

[(1, 20422131), (3, 6807377), (19, 1074849), (57, 358283), (109, 187359), (173, 118047), (327, 62453), (361, 56571), (519, 39349), (1083, 18857), (2071, 9861), (3287, 6213)]