19005223042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{33721}}^1$

素因数の和:34198

約数の個数: 32

約数和(自身を含む): 31357413360

約数和(自身を除く): 12352190318

約数列:

[1, 2, 13, 26, 53, 106, 409, 689, 818, 1378, 5317, 10634, 21677, 33721, 43354, 67442, 281801, 438373, 563602, 876746, 1787213, 3574426, 13791889, 23233769, 27583778, 46467538, 179294557, 358589114, 730970117, 1461940234, 9502611521, 19005223042]

約数ペア:

[(1, 19005223042), (2, 9502611521), (13, 1461940234), (26, 730970117), (53, 358589114), (106, 179294557), (409, 46467538), (689, 27583778), (818, 23233769), (1378, 13791889), (5317, 3574426), (10634, 1787213), (21677, 876746), (33721, 563602), (43354, 438373), (67442, 281801)]