20197648

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{7559}}^1$

素因数の和:7734

約数の個数: 20

約数和(自身を含む): 39372480

約数和(自身を除く): 19174832

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 7559, 15118, 30236, 60472, 120944, 1262353, 2524706, 5049412, 10098824, 20197648]

約数ペア:

[(1, 20197648), (2, 10098824), (4, 5049412), (8, 2524706), (16, 1262353), (167, 120944), (334, 60472), (668, 30236), (1336, 15118), (2672, 7559)]