201990172

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{22943}}^1$

素因数の和:23049

約数の個数: 24

約数和(自身を含む): 370040832

約数和(自身を除く): 168050660

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 4402, 8804, 22943, 45886, 91772, 711233, 1422466, 1628953, 2844932, 3257906, 6515812, 50497543, 100995086, 201990172]

約数ペア:

[(1, 201990172), (2, 100995086), (4, 50497543), (31, 6515812), (62, 3257906), (71, 2844932), (124, 1628953), (142, 1422466), (284, 711233), (2201, 91772), (4402, 45886), (8804, 22943)]