20275488

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:807

約数の個数: 96

約数和(自身を含む): 61125120

約数和(自身を除く): 40849632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 744, 757, 837, 864, 992, 1116, 1488, 1514, 1674, 2232, 2271, 2976, 3028, 3348, 4464, 4542, 6056, 6696, 6813, 8928, 9084, 12112, 13392, 13626, 18168, 20439, 23467, 24224, 26784, 27252, 36336, 40878, 46934, 54504, 70401, 72672, 81756, 93868, 109008, 140802, 163512, 187736, 211203, 218016, 281604, 327024, 375472, 422406, 563208, 633609, 654048, 750944, 844812, 1126416, 1267218, 1689624, 2252832, 2534436, 3379248, 5068872, 6758496, 10137744, 20275488]

約数ペア:

[(1, 20275488), (2, 10137744), (3, 6758496), (4, 5068872), (6, 3379248), (8, 2534436), (9, 2252832), (12, 1689624), (16, 1267218), (18, 1126416), (24, 844812), (27, 750944), (31, 654048), (32, 633609), (36, 563208), (48, 422406), (54, 375472), (62, 327024), (72, 281604), (93, 218016), (96, 211203), (108, 187736), (124, 163512), (144, 140802), (186, 109008), (216, 93868), (248, 81756), (279, 72672), (288, 70401), (372, 54504), (432, 46934), (496, 40878), (558, 36336), (744, 27252), (757, 26784), (837, 24224), (864, 23467), (992, 20439), (1116, 18168), (1488, 13626), (1514, 13392), (1674, 12112), (2232, 9084), (2271, 8928), (2976, 6813), (3028, 6696), (3348, 6056), (4464, 4542)]