15995644

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 34110720

約数和(自身を除く): 18115076

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 107, 133, 214, 266, 281, 428, 532, 562, 749, 1124, 1498, 1967, 2033, 2996, 3934, 4066, 5339, 7868, 8132, 10678, 14231, 21356, 28462, 30067, 37373, 56924, 60134, 74746, 120268, 149492, 210469, 420938, 571273, 841876, 1142546, 2285092, 3998911, 7997822, 15995644]

約数ペア:

[(1, 15995644), (2, 7997822), (4, 3998911), (7, 2285092), (14, 1142546), (19, 841876), (28, 571273), (38, 420938), (76, 210469), (107, 149492), (133, 120268), (214, 74746), (266, 60134), (281, 56924), (428, 37373), (532, 30067), (562, 28462), (749, 21356), (1124, 14231), (1498, 10678), (1967, 8132), (2033, 7868), (2996, 5339), (3934, 4066)]