18782512

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2503}}^1$

素因数の和:2585

約数の個数: 40

約数和(自身を含む): 42227456

約数和(自身を除く): 23444944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 2503, 3752, 5006, 7504, 10012, 17521, 20024, 35042, 40048, 70084, 140168, 167701, 280336, 335402, 670804, 1173907, 1341608, 2347814, 2683216, 4695628, 9391256, 18782512]

約数ペア:

[(1, 18782512), (2, 9391256), (4, 4695628), (7, 2683216), (8, 2347814), (14, 1341608), (16, 1173907), (28, 670804), (56, 335402), (67, 280336), (112, 167701), (134, 140168), (268, 70084), (469, 40048), (536, 35042), (938, 20024), (1072, 17521), (1876, 10012), (2503, 7504), (3752, 5006)]