19760776

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2113}}^1$

素因数の和:2293

約数の個数: 32

約数和(自身を含む): 42618240

約数和(自身を除く): 22857464

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2113, 2338, 4226, 4676, 8452, 9352, 14791, 16904, 29582, 59164, 118328, 352871, 705742, 1411484, 2470097, 2822968, 4940194, 9880388, 19760776]

約数ペア:

[(1, 19760776), (2, 9880388), (4, 4940194), (7, 2822968), (8, 2470097), (14, 1411484), (28, 705742), (56, 352871), (167, 118328), (334, 59164), (668, 29582), (1169, 16904), (1336, 14791), (2113, 9352), (2338, 8452), (4226, 4676)]