31938164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 62462400

約数和(自身を除く): 30524236

約数列:

[1, 2, 4, 19, 29, 38, 43, 58, 76, 86, 116, 172, 337, 551, 674, 817, 1102, 1247, 1348, 1634, 2204, 2494, 3268, 4988, 6403, 9773, 12806, 14491, 19546, 23693, 25612, 28982, 39092, 47386, 57964, 94772, 185687, 275329, 371374, 420239, 550658, 742748, 840478, 1101316, 1680956, 7984541, 15969082, 31938164]

約数ペア:

[(1, 31938164), (2, 15969082), (4, 7984541), (19, 1680956), (29, 1101316), (38, 840478), (43, 742748), (58, 550658), (76, 420239), (86, 371374), (116, 275329), (172, 185687), (337, 94772), (551, 57964), (674, 47386), (817, 39092), (1102, 28982), (1247, 25612), (1348, 23693), (1634, 19546), (2204, 14491), (2494, 12806), (3268, 9773), (4988, 6403)]