25921852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 26857028

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 101, 202, 209, 307, 404, 418, 614, 836, 1111, 1228, 1919, 2222, 3377, 3838, 4444, 5833, 6754, 7676, 11666, 13508, 21109, 23332, 31007, 42218, 62014, 64163, 84436, 124028, 128326, 256652, 341077, 589133, 682154, 1178266, 1364308, 2356532, 6480463, 12960926, 25921852]

約数ペア:

[(1, 25921852), (2, 12960926), (4, 6480463), (11, 2356532), (19, 1364308), (22, 1178266), (38, 682154), (44, 589133), (76, 341077), (101, 256652), (202, 128326), (209, 124028), (307, 84436), (404, 64163), (418, 62014), (614, 42218), (836, 31007), (1111, 23332), (1228, 21109), (1919, 13508), (2222, 11666), (3377, 7676), (3838, 6754), (4444, 5833)]