18012950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 35920320

約数和(自身を除く): 17907370

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 67, 95, 134, 190, 283, 335, 475, 566, 670, 950, 1273, 1415, 1675, 2546, 2830, 3350, 5377, 6365, 7075, 10754, 12730, 14150, 18961, 26885, 31825, 37922, 53770, 63650, 94805, 134425, 189610, 268850, 360259, 474025, 720518, 948050, 1801295, 3602590, 9006475, 18012950]

約数ペア:

[(1, 18012950), (2, 9006475), (5, 3602590), (10, 1801295), (19, 948050), (25, 720518), (38, 474025), (50, 360259), (67, 268850), (95, 189610), (134, 134425), (190, 94805), (283, 63650), (335, 53770), (475, 37922), (566, 31825), (670, 26885), (950, 18961), (1273, 14150), (1415, 12730), (1675, 10754), (2546, 7075), (2830, 6365), (3350, 5377)]