20090765259

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{26893}}^1$

素因数の和:27329

約数の個数: 40

約数和(自身を含む): 31396270752

約数和(自身を除く): 11305505493

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 401, 621, 1203, 1863, 3609, 9223, 10827, 26893, 27669, 32481, 80679, 83007, 242037, 249021, 618539, 726111, 747063, 1855617, 2178333, 5566851, 10784093, 16700553, 32352279, 50101659, 97056837, 248034139, 291170511, 744102417, 873511533, 2232307251, 6696921753, 20090765259]

約数ペア:

[(1, 20090765259), (3, 6696921753), (9, 2232307251), (23, 873511533), (27, 744102417), (69, 291170511), (81, 248034139), (207, 97056837), (401, 50101659), (621, 32352279), (1203, 16700553), (1863, 10784093), (3609, 5566851), (9223, 2178333), (10827, 1855617), (26893, 747063), (27669, 726111), (32481, 618539), (80679, 249021), (83007, 242037)]