20736698115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 38971247616

約数和(自身を除く): 18234549501

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 167, 265, 371, 421, 501, 795, 835, 1113, 1169, 1263, 1855, 2105, 2505, 2809, 2947, 3507, 5565, 5845, 6315, 8427, 8841, 8851, 14045, 14735, 17535, 19663, 22313, 26553, 42135, 44205, 44255, 58989, 61957, 66939, 70307, 98315, 111565, 132765, 156191, 185871, 210921, 294945, 309785, 334695, 351535, 468573, 469103, 492149, 780955, 929355, 1054605, 1182589, 1407309, 1476447, 2342865, 2345515, 2460745, 3283721, 3547767, 3726271, 5912945, 7036545, 7382235, 8278123, 9851163, 11178813, 16418605, 17738835, 18631355, 24834369, 26083897, 41390615, 49255815, 55894065, 78251691, 124171845, 130419485, 197492363, 391258455, 592477089, 987461815, 1382446541, 2962385445, 4147339623, 6912232705, 20736698115]

約数ペア:

[(1, 20736698115), (3, 6912232705), (5, 4147339623), (7, 2962385445), (15, 1382446541), (21, 987461815), (35, 592477089), (53, 391258455), (105, 197492363), (159, 130419485), (167, 124171845), (265, 78251691), (371, 55894065), (421, 49255815), (501, 41390615), (795, 26083897), (835, 24834369), (1113, 18631355), (1169, 17738835), (1263, 16418605), (1855, 11178813), (2105, 9851163), (2505, 8278123), (2809, 7382235), (2947, 7036545), (3507, 5912945), (5565, 3726271), (5845, 3547767), (6315, 3283721), (8427, 2460745), (8841, 2345515), (8851, 2342865), (14045, 1476447), (14735, 1407309), (17535, 1182589), (19663, 1054605), (22313, 929355), (26553, 780955), (42135, 492149), (44205, 469103), (44255, 468573), (58989, 351535), (61957, 334695), (66939, 309785), (70307, 294945), (98315, 210921), (111565, 185871), (132765, 156191)]