64905488

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{18191}}^1$

素因数の和:18422

約数の個数: 20

約数和(自身を含む): 126325248

約数和(自身を除く): 61419760

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 18191, 36382, 72764, 145528, 291056, 4056593, 8113186, 16226372, 32452744, 64905488]

約数ペア:

[(1, 64905488), (2, 32452744), (4, 16226372), (8, 8113186), (16, 4056593), (223, 291056), (446, 145528), (892, 72764), (1784, 36382), (3568, 18191)]