17970590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7103}}^1$

素因数の和:7144

約数の個数: 32

約数和(自身を含む): 36827136

約数和(自身を除く): 18856546

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7103, 14206, 35515, 71030, 78133, 156266, 163369, 326738, 390665, 781330, 816845, 1633690, 1797059, 3594118, 8985295, 17970590]

約数ペア:

[(1, 17970590), (2, 8985295), (5, 3594118), (10, 1797059), (11, 1633690), (22, 816845), (23, 781330), (46, 390665), (55, 326738), (110, 163369), (115, 156266), (230, 78133), (253, 71030), (506, 35515), (1265, 14206), (2530, 7103)]