89912404

素因数分解:

$2^2\times {\mathrm{97}}^2\times {\mathrm{2389}}^1$

素因数の和:2587

約数の個数: 18

約数和(自身を含む): 159052110

約数和(自身を除く): 69139706

約数列:

[1, 2, 4, 97, 194, 388, 2389, 4778, 9409, 9556, 18818, 37636, 231733, 463466, 926932, 22478101, 44956202, 89912404]

約数ペア:

[(1, 89912404), (2, 44956202), (4, 22478101), (97, 926932), (194, 463466), (388, 231733), (2389, 37636), (4778, 18818), (9409, 9556)]