1640862392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2791}}^1\times {\mathrm{5653}}^1$

素因数の和:8463

約数の個数: 32

約数和(自身を含む): 3315053280

約数和(自身を除く): 1674190888

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2791, 5582, 5653, 11164, 11306, 22328, 22612, 36283, 45224, 72566, 73489, 145132, 146978, 290264, 293956, 587912, 15777523, 31555046, 63110092, 126220184, 205107799, 410215598, 820431196, 1640862392]

約数ペア:

[(1, 1640862392), (2, 820431196), (4, 410215598), (8, 205107799), (13, 126220184), (26, 63110092), (52, 31555046), (104, 15777523), (2791, 587912), (5582, 293956), (5653, 290264), (11164, 146978), (11306, 145132), (22328, 73489), (22612, 72566), (36283, 45224)]