20803724415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{48823}}^1$

素因数の和:49408

約数の個数: 48

約数和(自身を含む): 38250283968

約数和(自身を除く): 17446559553

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 557, 765, 1671, 2785, 5013, 8355, 9469, 25065, 28407, 47345, 48823, 85221, 142035, 146469, 244115, 426105, 439407, 732345, 829991, 2197035, 2489973, 4149955, 7469919, 12449865, 27194411, 37349595, 81583233, 135972055, 244749699, 407916165, 462304987, 1223748495, 1386914961, 2311524935, 4160744883, 6934574805, 20803724415]

約数ペア:

[(1, 20803724415), (3, 6934574805), (5, 4160744883), (9, 2311524935), (15, 1386914961), (17, 1223748495), (45, 462304987), (51, 407916165), (85, 244749699), (153, 135972055), (255, 81583233), (557, 37349595), (765, 27194411), (1671, 12449865), (2785, 7469919), (5013, 4149955), (8355, 2489973), (9469, 2197035), (25065, 829991), (28407, 732345), (47345, 439407), (48823, 426105), (85221, 244115), (142035, 146469)]