16864974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1129

約数の個数: 48

約数和(自身を含む): 42108768

約数和(自身を除く): 25243794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 822, 959, 977, 1233, 1918, 1954, 2466, 2877, 2931, 5754, 5862, 6839, 8631, 8793, 13678, 17262, 17586, 20517, 41034, 61551, 123102, 133849, 267698, 401547, 803094, 936943, 1204641, 1873886, 2409282, 2810829, 5621658, 8432487, 16864974]

約数ペア:

[(1, 16864974), (2, 8432487), (3, 5621658), (6, 2810829), (7, 2409282), (9, 1873886), (14, 1204641), (18, 936943), (21, 803094), (42, 401547), (63, 267698), (126, 133849), (137, 123102), (274, 61551), (411, 41034), (822, 20517), (959, 17586), (977, 17262), (1233, 13678), (1918, 8793), (1954, 8631), (2466, 6839), (2877, 5862), (2931, 5754)]