18710454

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2767}}^1$

素因数の和:2809

約数の個数: 48

約数和(自身を含む): 45439488

約数和(自身を除く): 26729034

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 2767, 3381, 5534, 6762, 8301, 16602, 19369, 38738, 58107, 63641, 116214, 127282, 135583, 190923, 271166, 381846, 406749, 445487, 813498, 890974, 1336461, 2672922, 3118409, 6236818, 9355227, 18710454]

約数ペア:

[(1, 18710454), (2, 9355227), (3, 6236818), (6, 3118409), (7, 2672922), (14, 1336461), (21, 890974), (23, 813498), (42, 445487), (46, 406749), (49, 381846), (69, 271166), (98, 190923), (138, 135583), (147, 127282), (161, 116214), (294, 63641), (322, 58107), (483, 38738), (966, 19369), (1127, 16602), (2254, 8301), (2767, 6762), (3381, 5534)]