2018056817

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 2500485120

約数和(自身を除く): 482428303

約数列:

[1, 7, 31, 49, 67, 79, 217, 251, 469, 553, 1519, 1757, 2077, 2449, 3283, 3871, 5293, 7781, 12299, 14539, 16817, 17143, 19829, 37051, 54467, 101773, 117719, 120001, 138803, 164083, 259357, 381269, 521327, 614699, 824033, 971621, 1148581, 1328543, 3649289, 4302893, 8040067, 9299801, 25545023, 30120251, 41184833, 65098607, 288293831, 2018056817]

約数ペア:

[(1, 2018056817), (7, 288293831), (31, 65098607), (49, 41184833), (67, 30120251), (79, 25545023), (217, 9299801), (251, 8040067), (469, 4302893), (553, 3649289), (1519, 1328543), (1757, 1148581), (2077, 971621), (2449, 824033), (3283, 614699), (3871, 521327), (5293, 381269), (7781, 259357), (12299, 164083), (14539, 138803), (16817, 120001), (17143, 117719), (19829, 101773), (37051, 54467)]