19672125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 18067395

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 125, 165, 209, 251, 275, 285, 375, 475, 627, 753, 825, 1045, 1255, 1375, 1425, 2375, 2761, 3135, 3765, 4125, 4769, 5225, 6275, 7125, 8283, 13805, 14307, 15675, 18825, 23845, 26125, 31375, 41415, 52459, 69025, 71535, 78375, 94125, 119225, 157377, 207075, 262295, 345125, 357675, 596125, 786885, 1035375, 1311475, 1788375, 3934425, 6557375, 19672125]

約数ペア:

[(1, 19672125), (3, 6557375), (5, 3934425), (11, 1788375), (15, 1311475), (19, 1035375), (25, 786885), (33, 596125), (55, 357675), (57, 345125), (75, 262295), (95, 207075), (125, 157377), (165, 119225), (209, 94125), (251, 78375), (275, 71535), (285, 69025), (375, 52459), (475, 41415), (627, 31375), (753, 26125), (825, 23845), (1045, 18825), (1255, 15675), (1375, 14307), (1425, 13805), (2375, 8283), (2761, 7125), (3135, 6275), (3765, 5225), (4125, 4769)]