668850236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{120557}}^1$

素因数の和:120653

約数の個数: 24

約数和(自身を含む): 1248980880

約数和(自身を除く): 580130644

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 5548, 120557, 241114, 482228, 2290583, 4581166, 8800661, 9162332, 17601322, 35202644, 167212559, 334425118, 668850236]

約数ペア:

[(1, 668850236), (2, 334425118), (4, 167212559), (19, 35202644), (38, 17601322), (73, 9162332), (76, 8800661), (146, 4581166), (292, 2290583), (1387, 482228), (2774, 241114), (5548, 120557)]