1889889992

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{16943}}^1$

素因数の和:17213

約数の個数: 32

約数和(自身を含む): 3611105280

約数和(自身を除く): 1721215288

約数列:

[1, 2, 4, 8, 73, 146, 191, 292, 382, 584, 764, 1528, 13943, 16943, 27886, 33886, 55772, 67772, 111544, 135544, 1236839, 2473678, 3236113, 4947356, 6472226, 9894712, 12944452, 25888904, 236236249, 472472498, 944944996, 1889889992]

約数ペア:

[(1, 1889889992), (2, 944944996), (4, 472472498), (8, 236236249), (73, 25888904), (146, 12944452), (191, 9894712), (292, 6472226), (382, 4947356), (584, 3236113), (764, 2473678), (1528, 1236839), (13943, 135544), (16943, 111544), (27886, 67772), (33886, 55772)]