20194288443

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{8951}}^1$

素因数の和:9166

約数の個数: 80

約数和(自身を含む): 36187278336

約数和(自身を除く): 15992989893

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 173, 189, 207, 483, 519, 567, 621, 1211, 1449, 1557, 1863, 3633, 3979, 4347, 4671, 8951, 10899, 11937, 13041, 14013, 26853, 27853, 32697, 35811, 62657, 80559, 83559, 98091, 107433, 187971, 205873, 241677, 250677, 322299, 563913, 617619, 725031, 752031, 1441111, 1548523, 1691739, 1852857, 2256093, 4323333, 4645569, 5075217, 5558571, 10839661, 12969999, 13936707, 16675713, 32518983, 35616029, 38909997, 41810121, 97556949, 106848087, 116729991, 125430363, 249312203, 292670847, 320544261, 747936609, 878012541, 961632783, 2243809827, 2884898349, 6731429481, 20194288443]

約数ペア:

[(1, 20194288443), (3, 6731429481), (7, 2884898349), (9, 2243809827), (21, 961632783), (23, 878012541), (27, 747936609), (63, 320544261), (69, 292670847), (81, 249312203), (161, 125430363), (173, 116729991), (189, 106848087), (207, 97556949), (483, 41810121), (519, 38909997), (567, 35616029), (621, 32518983), (1211, 16675713), (1449, 13936707), (1557, 12969999), (1863, 10839661), (3633, 5558571), (3979, 5075217), (4347, 4645569), (4671, 4323333), (8951, 2256093), (10899, 1852857), (11937, 1691739), (13041, 1548523), (14013, 1441111), (26853, 752031), (27853, 725031), (32697, 617619), (35811, 563913), (62657, 322299), (80559, 250677), (83559, 241677), (98091, 205873), (107433, 187971)]