20373052192

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{500911}}^1$

素因数の和:500993

約数の個数: 48

約数和(自身を含む): 42413220864

約数和(自身を除く): 22040168672

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 2542, 5084, 10168, 20336, 40672, 500911, 1001822, 2003644, 4007288, 8014576, 15528241, 16029152, 20537351, 31056482, 41074702, 62112964, 82149404, 124225928, 164298808, 248451856, 328597616, 496903712, 636657881, 657195232, 1273315762, 2546631524, 5093263048, 10186526096, 20373052192]

約数ペア:

[(1, 20373052192), (2, 10186526096), (4, 5093263048), (8, 2546631524), (16, 1273315762), (31, 657195232), (32, 636657881), (41, 496903712), (62, 328597616), (82, 248451856), (124, 164298808), (164, 124225928), (248, 82149404), (328, 62112964), (496, 41074702), (656, 31056482), (992, 20537351), (1271, 16029152), (1312, 15528241), (2542, 8014576), (5084, 4007288), (10168, 2003644), (20336, 1001822), (40672, 500911)]