31381376

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{18859}}^1$

素因数の和:18886

約数の個数: 32

約数和(自身を含む): 67330200

約数和(自身を除く): 35948824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 18859, 37718, 75436, 150872, 245167, 301744, 490334, 603488, 980668, 1206976, 1961336, 2413952, 3922672, 7845344, 15690688, 31381376]

約数ペア:

[(1, 31381376), (2, 15690688), (4, 7845344), (8, 3922672), (13, 2413952), (16, 1961336), (26, 1206976), (32, 980668), (52, 603488), (64, 490334), (104, 301744), (128, 245167), (208, 150872), (416, 75436), (832, 37718), (1664, 18859)]