20702977758

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{9929}}^1$

素因数の和:10215

約数の個数: 80

約数和(自身を含む): 47378730960

約数和(自身を除く): 26675753202

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 211, 366, 422, 549, 633, 1098, 1266, 1647, 1899, 3294, 3798, 4941, 5697, 9882, 9929, 11394, 12871, 17091, 19858, 25742, 29787, 34182, 38613, 59574, 77226, 89361, 115839, 178722, 231678, 268083, 347517, 536166, 605669, 695034, 804249, 1042551, 1211338, 1608498, 1817007, 2085102, 2095019, 3634014, 4190038, 5451021, 6285057, 10902042, 12570114, 16353063, 18855171, 32706126, 37710342, 49059189, 56565513, 98118378, 113131026, 127796159, 169696539, 255592318, 339393078, 383388477, 766776954, 1150165431, 2300330862, 3450496293, 6900992586, 10351488879, 20702977758]

約数ペア:

[(1, 20702977758), (2, 10351488879), (3, 6900992586), (6, 3450496293), (9, 2300330862), (18, 1150165431), (27, 766776954), (54, 383388477), (61, 339393078), (81, 255592318), (122, 169696539), (162, 127796159), (183, 113131026), (211, 98118378), (366, 56565513), (422, 49059189), (549, 37710342), (633, 32706126), (1098, 18855171), (1266, 16353063), (1647, 12570114), (1899, 10902042), (3294, 6285057), (3798, 5451021), (4941, 4190038), (5697, 3634014), (9882, 2095019), (9929, 2085102), (11394, 1817007), (12871, 1608498), (17091, 1211338), (19858, 1042551), (25742, 804249), (29787, 695034), (34182, 605669), (38613, 536166), (59574, 347517), (77226, 268083), (89361, 231678), (115839, 178722)]