16996879210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1\times {\mathrm{971}}^1$

素因数の和:1687

約数の個数: 64

約数和(自身を含む): 32479574400

約数和(自身を除く): 15482695190

約数列:

[1, 2, 5, 10, 19, 38, 95, 181, 190, 362, 509, 905, 971, 1018, 1810, 1942, 2545, 3439, 4855, 5090, 6878, 9671, 9710, 17195, 18449, 19342, 34390, 36898, 48355, 92129, 92245, 96710, 175751, 184258, 184490, 351502, 460645, 494239, 878755, 921290, 988478, 1750451, 1757510, 2471195, 3339269, 3500902, 4942390, 6678538, 8752255, 9390541, 16696345, 17504510, 18781082, 33392690, 46952705, 89457259, 93905410, 178914518, 447286295, 894572590, 1699687921, 3399375842, 8498439605, 16996879210]

約数ペア:

[(1, 16996879210), (2, 8498439605), (5, 3399375842), (10, 1699687921), (19, 894572590), (38, 447286295), (95, 178914518), (181, 93905410), (190, 89457259), (362, 46952705), (509, 33392690), (905, 18781082), (971, 17504510), (1018, 16696345), (1810, 9390541), (1942, 8752255), (2545, 6678538), (3439, 4942390), (4855, 3500902), (5090, 3339269), (6878, 2471195), (9671, 1757510), (9710, 1750451), (17195, 988478), (18449, 921290), (19342, 878755), (34390, 494239), (36898, 460645), (48355, 351502), (92129, 184490), (92245, 184258), (96710, 175751)]