16425880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21613}}^1$

素因数の和:21643

約数の個数: 32

約数和(自身を含む): 38905200

約数和(自身を除く): 22479320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21613, 43226, 86452, 108065, 172904, 216130, 410647, 432260, 821294, 864520, 1642588, 2053235, 3285176, 4106470, 8212940, 16425880]

約数ペア:

[(1, 16425880), (2, 8212940), (4, 4106470), (5, 3285176), (8, 2053235), (10, 1642588), (19, 864520), (20, 821294), (38, 432260), (40, 410647), (76, 216130), (95, 172904), (152, 108065), (190, 86452), (380, 43226), (760, 21613)]