20176247235

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1\times {\mathrm{1087}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 33690746880

約数和(自身を除く): 13514499645

約数列:

[1, 3, 5, 15, 31, 93, 155, 179, 223, 465, 537, 669, 895, 1087, 1115, 2685, 3261, 3345, 5435, 5549, 6913, 16305, 16647, 20739, 27745, 33697, 34565, 39917, 83235, 101091, 103695, 119751, 168485, 194573, 199585, 242401, 505455, 583719, 598755, 727203, 972865, 1212005, 1237427, 2918595, 3636015, 3712281, 6031763, 6187135, 7514431, 18095289, 18561405, 22543293, 30158815, 37572155, 43389779, 90476445, 112716465, 130169337, 216948895, 650846685, 1345083149, 4035249447, 6725415745, 20176247235]

約数ペア:

[(1, 20176247235), (3, 6725415745), (5, 4035249447), (15, 1345083149), (31, 650846685), (93, 216948895), (155, 130169337), (179, 112716465), (223, 90476445), (465, 43389779), (537, 37572155), (669, 30158815), (895, 22543293), (1087, 18561405), (1115, 18095289), (2685, 7514431), (3261, 6187135), (3345, 6031763), (5435, 3712281), (5549, 3636015), (6913, 2918595), (16305, 1237427), (16647, 1212005), (20739, 972865), (27745, 727203), (33697, 598755), (34565, 583719), (39917, 505455), (83235, 242401), (101091, 199585), (103695, 194573), (119751, 168485)]