20155201143

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{314989}}^1$

素因数の和:315287

約数の個数: 32

約数和(自身を含む): 33625812480

約数和(自身を除く): 13470611337

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 277, 831, 1939, 3047, 5817, 9141, 21329, 63987, 314989, 944967, 2204923, 3464879, 6614769, 10394637, 24254153, 72762459, 87251953, 261755859, 610763671, 959771483, 1832291013, 2879314449, 6718400381, 20155201143]

約数ペア:

[(1, 20155201143), (3, 6718400381), (7, 2879314449), (11, 1832291013), (21, 959771483), (33, 610763671), (77, 261755859), (231, 87251953), (277, 72762459), (831, 24254153), (1939, 10394637), (3047, 6614769), (5817, 3464879), (9141, 2204923), (21329, 944967), (63987, 314989)]