19301747164

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{205837}}^1$

素因数の和:206062

約数の個数: 48

約数和(自身を含む): 41081971392

約数和(自身を除く): 21780224228

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 197, 238, 394, 476, 788, 1379, 2758, 3349, 5516, 6698, 13396, 23443, 46886, 93772, 205837, 411674, 823348, 1440859, 2881718, 3499229, 5763436, 6998458, 13996916, 24494603, 40549889, 48989206, 81099778, 97978412, 162199556, 283849223, 567698446, 689348113, 1135396892, 1378696226, 2757392452, 4825436791, 9650873582, 19301747164]

約数ペア:

[(1, 19301747164), (2, 9650873582), (4, 4825436791), (7, 2757392452), (14, 1378696226), (17, 1135396892), (28, 689348113), (34, 567698446), (68, 283849223), (119, 162199556), (197, 97978412), (238, 81099778), (394, 48989206), (476, 40549889), (788, 24494603), (1379, 13996916), (2758, 6998458), (3349, 5763436), (5516, 3499229), (6698, 2881718), (13396, 1440859), (23443, 823348), (46886, 411674), (93772, 205837)]