20163655985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{8677}}^1$

素因数の和:8894

約数の個数: 48

約数和(自身を含む): 27921777408

約数和(自身を除く): 7758121423

約数列:

[1, 5, 11, 23, 55, 115, 121, 167, 253, 605, 835, 1265, 1837, 2783, 3841, 8677, 9185, 13915, 19205, 20207, 42251, 43385, 95447, 101035, 199571, 211255, 464761, 477235, 997855, 1049917, 1449059, 2195281, 2323805, 5249585, 7245295, 10976405, 15939649, 24148091, 33328357, 79698245, 120740455, 166641785, 175336139, 366611927, 876680695, 1833059635, 4032731197, 20163655985]

約数ペア:

[(1, 20163655985), (5, 4032731197), (11, 1833059635), (23, 876680695), (55, 366611927), (115, 175336139), (121, 166641785), (167, 120740455), (253, 79698245), (605, 33328357), (835, 24148091), (1265, 15939649), (1837, 10976405), (2783, 7245295), (3841, 5249585), (8677, 2323805), (9185, 2195281), (13915, 1449059), (19205, 1049917), (20207, 997855), (42251, 477235), (43385, 464761), (95447, 211255), (101035, 199571)]