18269195

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 26188800

約数和(自身を除く): 7919605

約数列:

[1, 5, 7, 35, 43, 61, 199, 215, 301, 305, 427, 995, 1393, 1505, 2135, 2623, 6965, 8557, 12139, 13115, 18361, 42785, 59899, 60695, 84973, 91805, 299495, 424865, 521977, 2609885, 3653839, 18269195]

約数ペア:

[(1, 18269195), (5, 3653839), (7, 2609885), (35, 521977), (43, 424865), (61, 299495), (199, 91805), (215, 84973), (301, 60695), (305, 59899), (427, 42785), (995, 18361), (1393, 13115), (1505, 12139), (2135, 8557), (2623, 6965)]