20870161922

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:579

約数の個数: 64

約数和(自身を含む): 33099131520

約数和(自身を除く): 12228969598

約数列:

[1, 2, 59, 61, 83, 118, 122, 166, 181, 193, 362, 386, 3599, 4897, 5063, 7198, 9794, 10126, 10679, 11041, 11387, 11773, 15023, 16019, 21358, 22082, 22774, 23546, 30046, 32038, 34933, 69866, 298717, 597434, 651419, 694607, 886357, 916403, 945121, 977159, 1302838, 1389214, 1772714, 1832806, 1890242, 1954318, 2061047, 2130913, 2899439, 4122094, 4261826, 5798878, 54067777, 57652381, 108135554, 115304762, 125723867, 171066901, 176865779, 251447734, 342133802, 353731558, 10435080961, 20870161922]

約数ペア:

[(1, 20870161922), (2, 10435080961), (59, 353731558), (61, 342133802), (83, 251447734), (118, 176865779), (122, 171066901), (166, 125723867), (181, 115304762), (193, 108135554), (362, 57652381), (386, 54067777), (3599, 5798878), (4897, 4261826), (5063, 4122094), (7198, 2899439), (9794, 2130913), (10126, 2061047), (10679, 1954318), (11041, 1890242), (11387, 1832806), (11773, 1772714), (15023, 1389214), (16019, 1302838), (21358, 977159), (22082, 945121), (22774, 916403), (23546, 886357), (30046, 694607), (32038, 651419), (34933, 597434), (69866, 298717)]