20355910857

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{243227}}^1$

素因数の和:243797

約数の個数: 24

約数和(自身を含む): 31189612896

約数和(自身を除く): 10833702039

約数列:

[1, 3, 9, 17, 51, 153, 547, 1641, 4923, 9299, 27897, 83691, 243227, 729681, 2189043, 4134859, 12404577, 37213731, 133045169, 399135507, 1197406521, 2261767873, 6785303619, 20355910857]

約数ペア:

[(1, 20355910857), (3, 6785303619), (9, 2261767873), (17, 1197406521), (51, 399135507), (153, 133045169), (547, 37213731), (1641, 12404577), (4923, 4134859), (9299, 2189043), (27897, 729681), (83691, 243227)]