20166448435

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{38461}}^1$

素因数の和:38755

約数の個数: 32

約数和(自身を含む): 28180030464

約数和(自身を除く): 8013582029

約数列:

[1, 5, 7, 35, 71, 211, 355, 497, 1055, 1477, 2485, 7385, 14981, 38461, 74905, 104867, 192305, 269227, 524335, 1346135, 2730731, 8115271, 13653655, 19115117, 40576355, 56806897, 95575585, 284034485, 576184241, 2880921205, 4033289687, 20166448435]

約数ペア:

[(1, 20166448435), (5, 4033289687), (7, 2880921205), (35, 576184241), (71, 284034485), (211, 95575585), (355, 56806897), (497, 40576355), (1055, 19115117), (1477, 13653655), (2485, 8115271), (7385, 2730731), (14981, 1346135), (38461, 524335), (74905, 269227), (104867, 192305)]