20315916

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1489}}^1$

素因数の和:1878

約数の個数: 36

約数和(自身を含む): 51524200

約数和(自身を除く): 31208284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1489, 1516, 2274, 2978, 3411, 4467, 4548, 5956, 6822, 8934, 13401, 13644, 17868, 26802, 53604, 564331, 1128662, 1692993, 2257324, 3385986, 5078979, 6771972, 10157958, 20315916]

約数ペア:

[(1, 20315916), (2, 10157958), (3, 6771972), (4, 5078979), (6, 3385986), (9, 2257324), (12, 1692993), (18, 1128662), (36, 564331), (379, 53604), (758, 26802), (1137, 17868), (1489, 13644), (1516, 13401), (2274, 8934), (2978, 6822), (3411, 5956), (4467, 4548)]