149117648

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{405211}}^1$

素因数の和:405242

約数の個数: 20

約数和(自身を含む): 301477728

約数和(自身を除く): 152360080

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 405211, 810422, 1620844, 3241688, 6483376, 9319853, 18639706, 37279412, 74558824, 149117648]

約数ペア:

[(1, 149117648), (2, 74558824), (4, 37279412), (8, 18639706), (16, 9319853), (23, 6483376), (46, 3241688), (92, 1620844), (184, 810422), (368, 405211)]