20854767206

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{4673}}^1$

素因数の和:4846

約数の個数: 96

約数和(自身を含む): 40819500288

約数和(自身を除く): 19964733082

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 113, 182, 217, 226, 403, 434, 637, 791, 806, 1274, 1469, 1519, 1582, 2821, 2938, 3038, 3503, 4673, 5537, 5642, 7006, 9346, 10283, 11074, 19747, 20566, 24521, 32711, 39494, 45539, 49042, 60749, 65422, 71981, 91078, 121498, 143962, 144863, 171647, 228977, 289726, 318773, 343294, 425243, 457954, 528049, 637546, 850486, 1014041, 1056098, 1883219, 2028082, 2231411, 2976701, 3696343, 3766438, 4462822, 5953402, 6864637, 7098287, 7392686, 13182533, 13729274, 14196574, 16369519, 25874401, 26365066, 32739038, 48052459, 51748802, 92277731, 96104918, 114586633, 184555462, 212803747, 229173266, 336367213, 425607494, 672734426, 802106431, 1489626229, 1604212862, 2979252458, 10427383603, 20854767206]

約数ペア:

[(1, 20854767206), (2, 10427383603), (7, 2979252458), (13, 1604212862), (14, 1489626229), (26, 802106431), (31, 672734426), (49, 425607494), (62, 336367213), (91, 229173266), (98, 212803747), (113, 184555462), (182, 114586633), (217, 96104918), (226, 92277731), (403, 51748802), (434, 48052459), (637, 32739038), (791, 26365066), (806, 25874401), (1274, 16369519), (1469, 14196574), (1519, 13729274), (1582, 13182533), (2821, 7392686), (2938, 7098287), (3038, 6864637), (3503, 5953402), (4673, 4462822), (5537, 3766438), (5642, 3696343), (7006, 2976701), (9346, 2231411), (10283, 2028082), (11074, 1883219), (19747, 1056098), (20566, 1014041), (24521, 850486), (32711, 637546), (39494, 528049), (45539, 457954), (49042, 425243), (60749, 343294), (65422, 318773), (71981, 289726), (91078, 228977), (121498, 171647), (143962, 144863)]