20819184

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{4211}}^1$

素因数の和:4325

約数の個数: 40

約数和(自身を含む): 54317952

約数和(自身を除く): 33498768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4211, 4944, 8422, 12633, 16844, 25266, 33688, 50532, 67376, 101064, 202128, 433733, 867466, 1301199, 1734932, 2602398, 3469864, 5204796, 6939728, 10409592, 20819184]

約数ペア:

[(1, 20819184), (2, 10409592), (3, 6939728), (4, 5204796), (6, 3469864), (8, 2602398), (12, 1734932), (16, 1301199), (24, 867466), (48, 433733), (103, 202128), (206, 101064), (309, 67376), (412, 50532), (618, 33688), (824, 25266), (1236, 16844), (1648, 12633), (2472, 8422), (4211, 4944)]