20493504

素因数分解:

$2^6\times 3^2\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:822

約数の個数: 84

約数和(自身を含む): 60069984

約数和(自身を除く): 39576480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 141, 144, 188, 192, 282, 288, 376, 423, 564, 576, 752, 757, 846, 1128, 1504, 1514, 1692, 2256, 2271, 3008, 3028, 3384, 4512, 4542, 6056, 6768, 6813, 9024, 9084, 12112, 13536, 13626, 18168, 24224, 27072, 27252, 35579, 36336, 48448, 54504, 71158, 72672, 106737, 109008, 142316, 145344, 213474, 218016, 284632, 320211, 426948, 436032, 569264, 640422, 853896, 1138528, 1280844, 1707792, 2277056, 2561688, 3415584, 5123376, 6831168, 10246752, 20493504]

約数ペア:

[(1, 20493504), (2, 10246752), (3, 6831168), (4, 5123376), (6, 3415584), (8, 2561688), (9, 2277056), (12, 1707792), (16, 1280844), (18, 1138528), (24, 853896), (32, 640422), (36, 569264), (47, 436032), (48, 426948), (64, 320211), (72, 284632), (94, 218016), (96, 213474), (141, 145344), (144, 142316), (188, 109008), (192, 106737), (282, 72672), (288, 71158), (376, 54504), (423, 48448), (564, 36336), (576, 35579), (752, 27252), (757, 27072), (846, 24224), (1128, 18168), (1504, 13626), (1514, 13536), (1692, 12112), (2256, 9084), (2271, 9024), (3008, 6813), (3028, 6768), (3384, 6056), (4512, 4542)]