20174508515

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{80923}}^1$

素因数の和:81371

約数の個数: 32

約数和(自身を含む): 29365701120

約数和(自身を除く): 9191192605

約数列:

[1, 5, 7, 17, 35, 85, 119, 419, 595, 2095, 2933, 7123, 14665, 35615, 49861, 80923, 249305, 404615, 566461, 1375691, 2832305, 6878455, 9629837, 33906737, 48149185, 169533685, 237347159, 576414529, 1186735795, 2882072645, 4034901703, 20174508515]

約数ペア:

[(1, 20174508515), (5, 4034901703), (7, 2882072645), (17, 1186735795), (35, 576414529), (85, 237347159), (119, 169533685), (419, 48149185), (595, 33906737), (2095, 9629837), (2933, 6878455), (7123, 2832305), (14665, 1375691), (35615, 566461), (49861, 404615), (80923, 249305)]