20211085232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1\times {\mathrm{6977}}^1$

素因数の和:7750

約数の個数: 80

約数和(自身を含む): 44457675360

約数和(自身を除く): 24246590128

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 733, 988, 1466, 1976, 2932, 3952, 5864, 6977, 9529, 11728, 13927, 13954, 19058, 27854, 27908, 38116, 55708, 55816, 76232, 90701, 111416, 111632, 132563, 152464, 181051, 181402, 222832, 265126, 362102, 362804, 530252, 724204, 725608, 1060504, 1448408, 1451216, 1723319, 2121008, 2896816, 3446638, 5114141, 6893276, 10228282, 13786552, 20456564, 27573104, 40913128, 66483833, 81826256, 97168679, 132967666, 194337358, 265935332, 388674716, 531870664, 777349432, 1063741328, 1263192827, 1554698864, 2526385654, 5052771308, 10105542616, 20211085232]

約数ペア:

[(1, 20211085232), (2, 10105542616), (4, 5052771308), (8, 2526385654), (13, 1554698864), (16, 1263192827), (19, 1063741328), (26, 777349432), (38, 531870664), (52, 388674716), (76, 265935332), (104, 194337358), (152, 132967666), (208, 97168679), (247, 81826256), (304, 66483833), (494, 40913128), (733, 27573104), (988, 20456564), (1466, 13786552), (1976, 10228282), (2932, 6893276), (3952, 5114141), (5864, 3446638), (6977, 2896816), (9529, 2121008), (11728, 1723319), (13927, 1451216), (13954, 1448408), (19058, 1060504), (27854, 725608), (27908, 724204), (38116, 530252), (55708, 362804), (55816, 362102), (76232, 265126), (90701, 222832), (111416, 181402), (111632, 181051), (132563, 152464)]