19948194

素因数分解:

$2^1\times 3^4\times 7^3\times {\mathrm{359}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 52272000

約数和(自身を除く): 32323806

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 343, 359, 378, 441, 567, 686, 718, 882, 1029, 1077, 1134, 1323, 2058, 2154, 2513, 2646, 3087, 3231, 3969, 5026, 6174, 6462, 7539, 7938, 9261, 9693, 15078, 17591, 18522, 19386, 22617, 27783, 29079, 35182, 45234, 52773, 55566, 58158, 67851, 105546, 123137, 135702, 158319, 203553, 246274, 316638, 369411, 407106, 474957, 738822, 949914, 1108233, 1424871, 2216466, 2849742, 3324699, 6649398, 9974097, 19948194]

約数ペア:

[(1, 19948194), (2, 9974097), (3, 6649398), (6, 3324699), (7, 2849742), (9, 2216466), (14, 1424871), (18, 1108233), (21, 949914), (27, 738822), (42, 474957), (49, 407106), (54, 369411), (63, 316638), (81, 246274), (98, 203553), (126, 158319), (147, 135702), (162, 123137), (189, 105546), (294, 67851), (343, 58158), (359, 55566), (378, 52773), (441, 45234), (567, 35182), (686, 29079), (718, 27783), (882, 22617), (1029, 19386), (1077, 18522), (1134, 17591), (1323, 15078), (2058, 9693), (2154, 9261), (2513, 7938), (2646, 7539), (3087, 6462), (3231, 6174), (3969, 5026)]