20244620175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1092827}}^1$

素因数の和:1092872

約数の個数: 48

約数和(自身を含む): 37942988160

約数和(自身を除く): 17698367985

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 475, 741, 975, 1235, 1425, 3705, 6175, 18525, 1092827, 3278481, 5464135, 14206751, 16392405, 20763713, 27320675, 42620253, 62291139, 71033755, 81962025, 103818565, 213101265, 269928269, 311455695, 355168775, 519092825, 809784807, 1065506325, 1349641345, 1557278475, 4048924035, 6748206725, 20244620175]

約数ペア:

[(1, 20244620175), (3, 6748206725), (5, 4048924035), (13, 1557278475), (15, 1349641345), (19, 1065506325), (25, 809784807), (39, 519092825), (57, 355168775), (65, 311455695), (75, 269928269), (95, 213101265), (195, 103818565), (247, 81962025), (285, 71033755), (325, 62291139), (475, 42620253), (741, 27320675), (975, 20763713), (1235, 16392405), (1425, 14206751), (3705, 5464135), (6175, 3278481), (18525, 1092827)]