20317884

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 49488768

約数和(自身を除く): 29170884

約数列:

[1, 2, 3, 4, 6, 12, 37, 67, 74, 111, 134, 148, 201, 222, 268, 402, 444, 683, 804, 1366, 2049, 2479, 2732, 4098, 4958, 7437, 8196, 9916, 14874, 25271, 29748, 45761, 50542, 75813, 91522, 101084, 137283, 151626, 183044, 274566, 303252, 549132, 1693157, 3386314, 5079471, 6772628, 10158942, 20317884]

約数ペア:

[(1, 20317884), (2, 10158942), (3, 6772628), (4, 5079471), (6, 3386314), (12, 1693157), (37, 549132), (67, 303252), (74, 274566), (111, 183044), (134, 151626), (148, 137283), (201, 101084), (222, 91522), (268, 75813), (402, 50542), (444, 45761), (683, 29748), (804, 25271), (1366, 14874), (2049, 9916), (2479, 8196), (2732, 7437), (4098, 4958)]