20587146456

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{276977}}^1$

素因数の和:277168

約数の個数: 64

約数和(自身を含む): 54509270400

約数和(自身を除く): 33922123944

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 163, 228, 326, 456, 489, 652, 978, 1304, 1956, 3097, 3912, 6194, 9291, 12388, 18582, 24776, 37164, 74328, 276977, 553954, 830931, 1107908, 1661862, 2215816, 3323724, 5262563, 6647448, 10525126, 15787689, 21050252, 31575378, 42100504, 45147251, 63150756, 90294502, 126301512, 135441753, 180589004, 270883506, 361178008, 541767012, 857797769, 1083534024, 1715595538, 2573393307, 3431191076, 5146786614, 6862382152, 10293573228, 20587146456]

約数ペア:

[(1, 20587146456), (2, 10293573228), (3, 6862382152), (4, 5146786614), (6, 3431191076), (8, 2573393307), (12, 1715595538), (19, 1083534024), (24, 857797769), (38, 541767012), (57, 361178008), (76, 270883506), (114, 180589004), (152, 135441753), (163, 126301512), (228, 90294502), (326, 63150756), (456, 45147251), (489, 42100504), (652, 31575378), (978, 21050252), (1304, 15787689), (1956, 10525126), (3097, 6647448), (3912, 5262563), (6194, 3323724), (9291, 2215816), (12388, 1661862), (18582, 1107908), (24776, 830931), (37164, 553954), (74328, 276977)]