20163744855

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{43891}}^1$

素因数の和:44029

約数の個数: 64

約数和(自身を含む): 37164234240

約数和(自身を除く): 17000489385

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 83, 123, 135, 205, 249, 369, 415, 615, 747, 1107, 1245, 1845, 2241, 3403, 3735, 5535, 10209, 11205, 17015, 30627, 43891, 51045, 91881, 131673, 153135, 219455, 395019, 459405, 658365, 1185057, 1799531, 1975095, 3642953, 5398593, 5925285, 8997655, 10928859, 16195779, 18214765, 26992965, 32786577, 48587337, 54644295, 80978895, 98359731, 149361073, 163932885, 242936685, 448083219, 491798655, 746805365, 1344249657, 2240416095, 4032748971, 6721248285, 20163744855]

約数ペア:

[(1, 20163744855), (3, 6721248285), (5, 4032748971), (9, 2240416095), (15, 1344249657), (27, 746805365), (41, 491798655), (45, 448083219), (83, 242936685), (123, 163932885), (135, 149361073), (205, 98359731), (249, 80978895), (369, 54644295), (415, 48587337), (615, 32786577), (747, 26992965), (1107, 18214765), (1245, 16195779), (1845, 10928859), (2241, 8997655), (3403, 5925285), (3735, 5398593), (5535, 3642953), (10209, 1975095), (11205, 1799531), (17015, 1185057), (30627, 658365), (43891, 459405), (51045, 395019), (91881, 219455), (131673, 153135)]