20742912

素因数分解:

$2^8\times 3^3\times {\mathrm{3001}}^1$

素因数の和:3026

約数の個数: 72

約数和(自身を含む): 61360880

約数和(自身を除く): 40617968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3001, 3456, 6002, 6912, 9003, 12004, 18006, 24008, 27009, 36012, 48016, 54018, 72024, 81027, 96032, 108036, 144048, 162054, 192064, 216072, 288096, 324108, 384128, 432144, 576192, 648216, 768256, 864288, 1152384, 1296432, 1728576, 2304768, 2592864, 3457152, 5185728, 6914304, 10371456, 20742912]

約数ペア:

[(1, 20742912), (2, 10371456), (3, 6914304), (4, 5185728), (6, 3457152), (8, 2592864), (9, 2304768), (12, 1728576), (16, 1296432), (18, 1152384), (24, 864288), (27, 768256), (32, 648216), (36, 576192), (48, 432144), (54, 384128), (64, 324108), (72, 288096), (96, 216072), (108, 192064), (128, 162054), (144, 144048), (192, 108036), (216, 96032), (256, 81027), (288, 72024), (384, 54018), (432, 48016), (576, 36012), (768, 27009), (864, 24008), (1152, 18006), (1728, 12004), (2304, 9003), (3001, 6912), (3456, 6002)]