17680992728

素因数分解:

$2^3\times 7^1\times {\mathrm{2251}}^1\times {\mathrm{140263}}^1$

素因数の和:142527

約数の個数: 32

約数和(自身を含む): 37904943360

約数和(自身を除く): 20223950632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2251, 4502, 9004, 15757, 18008, 31514, 63028, 126056, 140263, 280526, 561052, 981841, 1122104, 1963682, 3927364, 7854728, 315732013, 631464026, 1262928052, 2210124091, 2525856104, 4420248182, 8840496364, 17680992728]

約数ペア:

[(1, 17680992728), (2, 8840496364), (4, 4420248182), (7, 2525856104), (8, 2210124091), (14, 1262928052), (28, 631464026), (56, 315732013), (2251, 7854728), (4502, 3927364), (9004, 1963682), (15757, 1122104), (18008, 981841), (31514, 561052), (63028, 280526), (126056, 140263)]