17938506

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 36630720

約数和(自身を除く): 18692214

約数列:

[1, 2, 3, 6, 137, 139, 157, 274, 278, 314, 411, 417, 471, 822, 834, 942, 19043, 21509, 21823, 38086, 43018, 43646, 57129, 64527, 65469, 114258, 129054, 130938, 2989751, 5979502, 8969253, 17938506]

約数ペア:

[(1, 17938506), (2, 8969253), (3, 5979502), (6, 2989751), (137, 130938), (139, 129054), (157, 114258), (274, 65469), (278, 64527), (314, 57129), (411, 43646), (417, 43018), (471, 38086), (822, 21823), (834, 21509), (942, 19043)]