18846064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{359}}^1$

素因数の和:577

約数の個数: 40

約数和(自身を含む): 38970720

約数和(自身を除く): 20124656

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 193, 272, 359, 386, 718, 772, 1436, 1544, 2872, 3088, 3281, 5744, 6103, 6562, 12206, 13124, 24412, 26248, 48824, 52496, 69287, 97648, 138574, 277148, 554296, 1108592, 1177879, 2355758, 4711516, 9423032, 18846064]

約数ペア:

[(1, 18846064), (2, 9423032), (4, 4711516), (8, 2355758), (16, 1177879), (17, 1108592), (34, 554296), (68, 277148), (136, 138574), (193, 97648), (272, 69287), (359, 52496), (386, 48824), (718, 26248), (772, 24412), (1436, 13124), (1544, 12206), (2872, 6562), (3088, 6103), (3281, 5744)]