18770154

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 41267232

約数和(自身を除く): 22497078

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 169, 173, 214, 321, 338, 346, 507, 519, 642, 1014, 1038, 1391, 2249, 2782, 4173, 4498, 6747, 8346, 13494, 18083, 18511, 29237, 36166, 37022, 54249, 55533, 58474, 87711, 108498, 111066, 175422, 240643, 481286, 721929, 1443858, 3128359, 6256718, 9385077, 18770154]

約数ペア:

[(1, 18770154), (2, 9385077), (3, 6256718), (6, 3128359), (13, 1443858), (26, 721929), (39, 481286), (78, 240643), (107, 175422), (169, 111066), (173, 108498), (214, 87711), (321, 58474), (338, 55533), (346, 54249), (507, 37022), (519, 36166), (642, 29237), (1014, 18511), (1038, 18083), (1391, 13494), (2249, 8346), (2782, 6747), (4173, 4498)]