31221808

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{26731}}^1$

素因数の和:26812

約数の個数: 20

約数和(自身を含む): 61323208

約数和(自身を除く): 30101400

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 26731, 53462, 106924, 213848, 427696, 1951363, 3902726, 7805452, 15610904, 31221808]

約数ペア:

[(1, 31221808), (2, 15610904), (4, 7805452), (8, 3902726), (16, 1951363), (73, 427696), (146, 213848), (292, 106924), (584, 53462), (1168, 26731)]