20165514705

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{141319}}^1$

素因数の和:141491

約数の個数: 64

約数和(自身を含む): 41242828800

約数和(自身を除く): 21077314095

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 151, 189, 315, 453, 755, 945, 1057, 1359, 2265, 3171, 4077, 5285, 6795, 9513, 15855, 20385, 28539, 47565, 141319, 142695, 423957, 706595, 989233, 1271871, 2119785, 2967699, 3815613, 4946165, 6359355, 8903097, 14838495, 19078065, 21339169, 26709291, 44515485, 64017507, 106695845, 133546455, 149374183, 192052521, 320087535, 448122549, 576157563, 746870915, 960262605, 1344367647, 2240612745, 2880787815, 4033102941, 6721838235, 20165514705]

約数ペア:

[(1, 20165514705), (3, 6721838235), (5, 4033102941), (7, 2880787815), (9, 2240612745), (15, 1344367647), (21, 960262605), (27, 746870915), (35, 576157563), (45, 448122549), (63, 320087535), (105, 192052521), (135, 149374183), (151, 133546455), (189, 106695845), (315, 64017507), (453, 44515485), (755, 26709291), (945, 21339169), (1057, 19078065), (1359, 14838495), (2265, 8903097), (3171, 6359355), (4077, 4946165), (5285, 3815613), (6795, 2967699), (9513, 2119785), (15855, 1271871), (20385, 989233), (28539, 706595), (47565, 423957), (141319, 142695)]