68647568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{390043}}^1$

素因数の和:390062

約数の個数: 20

約数和(自身を含む): 145096368

約数和(自身を除く): 76448800

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 390043, 780086, 1560172, 3120344, 4290473, 6240688, 8580946, 17161892, 34323784, 68647568]

約数ペア:

[(1, 68647568), (2, 34323784), (4, 17161892), (8, 8580946), (11, 6240688), (16, 4290473), (22, 3120344), (44, 1560172), (88, 780086), (176, 390043)]