20163043334

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{21841}}^1$

素因数の和:21981

約数の個数: 64

約数和(自身を含む): 37441032192

約数和(自身を除く): 17277988858

約数列:

[1, 2, 7, 14, 23, 46, 47, 61, 94, 122, 161, 322, 329, 427, 658, 854, 1081, 1403, 2162, 2806, 2867, 5734, 7567, 9821, 15134, 19642, 20069, 21841, 40138, 43682, 65941, 131882, 152887, 305774, 461587, 502343, 923174, 1004686, 1026527, 1332301, 2053054, 2664602, 3516401, 7032802, 7185689, 9326107, 14371378, 18652214, 23610121, 30642923, 47220242, 61285846, 62618147, 125236294, 165270847, 214500461, 330541694, 429000922, 438327029, 876654058, 1440217381, 2880434762, 10081521667, 20163043334]

約数ペア:

[(1, 20163043334), (2, 10081521667), (7, 2880434762), (14, 1440217381), (23, 876654058), (46, 438327029), (47, 429000922), (61, 330541694), (94, 214500461), (122, 165270847), (161, 125236294), (322, 62618147), (329, 61285846), (427, 47220242), (658, 30642923), (854, 23610121), (1081, 18652214), (1403, 14371378), (2162, 9326107), (2806, 7185689), (2867, 7032802), (5734, 3516401), (7567, 2664602), (9821, 2053054), (15134, 1332301), (19642, 1026527), (20069, 1004686), (21841, 923174), (40138, 502343), (43682, 461587), (65941, 305774), (131882, 152887)]