64086544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{210811}}^1$

素因数の和:210838

約数の個数: 20

約数和(自身を含む): 130703440

約数和(自身を除く): 66616896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 210811, 421622, 843244, 1686488, 3372976, 4005409, 8010818, 16021636, 32043272, 64086544]

約数ペア:

[(1, 64086544), (2, 32043272), (4, 16021636), (8, 8010818), (16, 4005409), (19, 3372976), (38, 1686488), (76, 843244), (152, 421622), (304, 210811)]