20648544

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30727}}^1$

素因数の和:30747

約数の個数: 48

約数和(自身を含む): 61947648

約数和(自身を除く): 41299104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30727, 61454, 92181, 122908, 184362, 215089, 245816, 368724, 430178, 491632, 645267, 737448, 860356, 983264, 1290534, 1474896, 1720712, 2581068, 2949792, 3441424, 5162136, 6882848, 10324272, 20648544]

約数ペア:

[(1, 20648544), (2, 10324272), (3, 6882848), (4, 5162136), (6, 3441424), (7, 2949792), (8, 2581068), (12, 1720712), (14, 1474896), (16, 1290534), (21, 983264), (24, 860356), (28, 737448), (32, 645267), (42, 491632), (48, 430178), (56, 368724), (84, 245816), (96, 215089), (112, 184362), (168, 122908), (224, 92181), (336, 61454), (672, 30727)]