20128464

素因数分解:

$2^4\times 3^2\times {\mathrm{113}}^1\times {\mathrm{1237}}^1$

素因数の和:1364

約数の個数: 60

約数和(自身を含む): 56876196

約数和(自身を除く): 36747732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 113, 144, 226, 339, 452, 678, 904, 1017, 1237, 1356, 1808, 2034, 2474, 2712, 3711, 4068, 4948, 5424, 7422, 8136, 9896, 11133, 14844, 16272, 19792, 22266, 29688, 44532, 59376, 89064, 139781, 178128, 279562, 419343, 559124, 838686, 1118248, 1258029, 1677372, 2236496, 2516058, 3354744, 5032116, 6709488, 10064232, 20128464]

約数ペア:

[(1, 20128464), (2, 10064232), (3, 6709488), (4, 5032116), (6, 3354744), (8, 2516058), (9, 2236496), (12, 1677372), (16, 1258029), (18, 1118248), (24, 838686), (36, 559124), (48, 419343), (72, 279562), (113, 178128), (144, 139781), (226, 89064), (339, 59376), (452, 44532), (678, 29688), (904, 22266), (1017, 19792), (1237, 16272), (1356, 14844), (1808, 11133), (2034, 9896), (2474, 8136), (2712, 7422), (3711, 5424), (4068, 4948)]