199907896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{5231}}^1$

素因数の和:5535

約数の個数: 32

約数和(自身を含む): 398364480

約数和(自身を除く): 198456584

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 281, 562, 1124, 2248, 4777, 5231, 9554, 10462, 19108, 20924, 38216, 41848, 88927, 177854, 355708, 711416, 1469911, 2939822, 5879644, 11759288, 24988487, 49976974, 99953948, 199907896]

約数ペア:

[(1, 199907896), (2, 99953948), (4, 49976974), (8, 24988487), (17, 11759288), (34, 5879644), (68, 2939822), (136, 1469911), (281, 711416), (562, 355708), (1124, 177854), (2248, 88927), (4777, 41848), (5231, 38216), (9554, 20924), (10462, 19108)]