20165810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9293}}^1$

素因数の和:9338

約数の個数: 32

約数和(自身を含む): 42826752

約数和(自身を除く): 22660942

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9293, 18586, 46465, 65051, 92930, 130102, 288083, 325255, 576166, 650510, 1440415, 2016581, 2880830, 4033162, 10082905, 20165810]

約数ペア:

[(1, 20165810), (2, 10082905), (5, 4033162), (7, 2880830), (10, 2016581), (14, 1440415), (31, 650510), (35, 576166), (62, 325255), (70, 288083), (155, 130102), (217, 92930), (310, 65051), (434, 46465), (1085, 18586), (2170, 9293)]