209789032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{4877}}^1$

素因数の和:5185

約数の個数: 32

約数和(自身を含む): 415605600

約数和(自身を除く): 205816568

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 283, 566, 1132, 2264, 4877, 5377, 9754, 10754, 19508, 21508, 39016, 43016, 92663, 185326, 370652, 741304, 1380191, 2760382, 5520764, 11041528, 26223629, 52447258, 104894516, 209789032]

約数ペア:

[(1, 209789032), (2, 104894516), (4, 52447258), (8, 26223629), (19, 11041528), (38, 5520764), (76, 2760382), (152, 1380191), (283, 741304), (566, 370652), (1132, 185326), (2264, 92663), (4877, 43016), (5377, 39016), (9754, 21508), (10754, 19508)]