20176901924

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{15973}}^1$

素因数の和:16236

約数の個数: 48

約数和(自身を含む): 37270281216

約数和(自身を除く): 17093379292

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 167, 244, 334, 668, 1891, 3782, 5177, 7564, 10187, 10354, 15973, 20374, 20708, 31946, 40748, 63892, 315797, 495163, 631594, 974353, 990326, 1263188, 1948706, 1980652, 2667491, 3897412, 5334982, 10669964, 30204943, 60409886, 82692221, 120819772, 162716951, 165384442, 325433902, 330768884, 650867804, 5044225481, 10088450962, 20176901924]

約数ペア:

[(1, 20176901924), (2, 10088450962), (4, 5044225481), (31, 650867804), (61, 330768884), (62, 325433902), (122, 165384442), (124, 162716951), (167, 120819772), (244, 82692221), (334, 60409886), (668, 30204943), (1891, 10669964), (3782, 5334982), (5177, 3897412), (7564, 2667491), (10187, 1980652), (10354, 1948706), (15973, 1263188), (20374, 990326), (20708, 974353), (31946, 631594), (40748, 495163), (63892, 315797)]