20863206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 57028608

約数和(自身を除く): 36165402

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 47, 63, 78, 91, 94, 117, 126, 141, 182, 234, 271, 273, 282, 329, 423, 542, 546, 611, 658, 813, 819, 846, 987, 1222, 1626, 1638, 1833, 1897, 1974, 2439, 2961, 3523, 3666, 3794, 4277, 4878, 5499, 5691, 5922, 7046, 8554, 10569, 10998, 11382, 12737, 12831, 17073, 21138, 24661, 25474, 25662, 31707, 34146, 38211, 38493, 49322, 63414, 73983, 76422, 76986, 89159, 114633, 147966, 165581, 178318, 221949, 229266, 267477, 331162, 443898, 496743, 534954, 802431, 993486, 1159067, 1490229, 1604862, 2318134, 2980458, 3477201, 6954402, 10431603, 20863206]

約数ペア:

[(1, 20863206), (2, 10431603), (3, 6954402), (6, 3477201), (7, 2980458), (9, 2318134), (13, 1604862), (14, 1490229), (18, 1159067), (21, 993486), (26, 802431), (39, 534954), (42, 496743), (47, 443898), (63, 331162), (78, 267477), (91, 229266), (94, 221949), (117, 178318), (126, 165581), (141, 147966), (182, 114633), (234, 89159), (271, 76986), (273, 76422), (282, 73983), (329, 63414), (423, 49322), (542, 38493), (546, 38211), (611, 34146), (658, 31707), (813, 25662), (819, 25474), (846, 24661), (987, 21138), (1222, 17073), (1626, 12831), (1638, 12737), (1833, 11382), (1897, 10998), (1974, 10569), (2439, 8554), (2961, 7046), (3523, 5922), (3666, 5691), (3794, 5499), (4277, 4878)]