201999419990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9931}}^1\times {\mathrm{47303}}^1$

素因数の和:57284

約数の個数: 32

約数和(自身を含む): 372100075776

約数和(自身を除く): 170100655786

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 9931, 19862, 47303, 49655, 94606, 99310, 236515, 427033, 473030, 854066, 2034029, 2135165, 4068058, 4270330, 10170145, 20340290, 469766093, 939532186, 2348830465, 4697660930, 20199941999, 40399883998, 100999709995, 201999419990]

約数ペア:

[(1, 201999419990), (2, 100999709995), (5, 40399883998), (10, 20199941999), (43, 4697660930), (86, 2348830465), (215, 939532186), (430, 469766093), (9931, 20340290), (19862, 10170145), (47303, 4270330), (49655, 4068058), (94606, 2135165), (99310, 2034029), (236515, 854066), (427033, 473030)]