18714416

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9829}}^1$

素因数の和:9861

約数の個数: 40

約数和(自身を含む): 43881120

約数和(自身を除く): 25166704

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 9829, 19658, 39316, 68803, 78632, 137606, 157264, 167093, 275212, 334186, 550424, 668372, 1100848, 1169651, 1336744, 2339302, 2673488, 4678604, 9357208, 18714416]

約数ペア:

[(1, 18714416), (2, 9357208), (4, 4678604), (7, 2673488), (8, 2339302), (14, 1336744), (16, 1169651), (17, 1100848), (28, 668372), (34, 550424), (56, 334186), (68, 275212), (112, 167093), (119, 157264), (136, 137606), (238, 78632), (272, 68803), (476, 39316), (952, 19658), (1904, 9829)]