20737210052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{67489}}^1$

素因数の和:67836

約数の個数: 48

約数和(自身を含む): 41271484800

約数和(自身を除く): 20534274748

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 311, 494, 622, 988, 1244, 4043, 5909, 8086, 11818, 16172, 23636, 67489, 76817, 134978, 153634, 269956, 307268, 877357, 1282291, 1754714, 2564582, 3509428, 5129164, 16669783, 20989079, 33339566, 41978158, 66679132, 83956316, 272858027, 398792501, 545716054, 797585002, 1091432108, 1595170004, 5184302513, 10368605026, 20737210052]

約数ペア:

[(1, 20737210052), (2, 10368605026), (4, 5184302513), (13, 1595170004), (19, 1091432108), (26, 797585002), (38, 545716054), (52, 398792501), (76, 272858027), (247, 83956316), (311, 66679132), (494, 41978158), (622, 33339566), (988, 20989079), (1244, 16669783), (4043, 5129164), (5909, 3509428), (8086, 2564582), (11818, 1754714), (16172, 1282291), (23636, 877357), (67489, 307268), (76817, 269956), (134978, 153634)]