20199368655

素因数分解:

$3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{709123}}^1$

素因数の和:709348

約数の個数: 32

約数和(自身を含む): 36080229120

約数和(自身を除く): 15880860465

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 211, 633, 1055, 1899, 3165, 5697, 9495, 28485, 709123, 2127369, 3545615, 6382107, 10636845, 19146321, 31910535, 95731605, 149624953, 448874859, 748124765, 1346624577, 2244374295, 4039873731, 6733122885, 20199368655]

約数ペア:

[(1, 20199368655), (3, 6733122885), (5, 4039873731), (9, 2244374295), (15, 1346624577), (27, 748124765), (45, 448874859), (135, 149624953), (211, 95731605), (633, 31910535), (1055, 19146321), (1899, 10636845), (3165, 6382107), (5697, 3545615), (9495, 2127369), (28485, 709123)]