1919791010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{93239}}^1$

素因数の和:93346

約数の個数: 32

約数和(自身を含む): 3625171200

約数和(自身を除く): 1705380190

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 4118, 10295, 20590, 93239, 186478, 466195, 932390, 2703931, 5407862, 6619969, 13239938, 13519655, 27039310, 33099845, 66199690, 191979101, 383958202, 959895505, 1919791010]

約数ペア:

[(1, 1919791010), (2, 959895505), (5, 383958202), (10, 191979101), (29, 66199690), (58, 33099845), (71, 27039310), (142, 13519655), (145, 13239938), (290, 6619969), (355, 5407862), (710, 2703931), (2059, 932390), (4118, 466195), (10295, 186478), (20590, 93239)]