16252220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2251}}^1$

素因数の和:2298

約数の個数: 36

約数和(自身を含む): 36036504

約数和(自身を除く): 19784284

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 2251, 3610, 4502, 7220, 9004, 11255, 22510, 42769, 45020, 85538, 171076, 213845, 427690, 812611, 855380, 1625222, 3250444, 4063055, 8126110, 16252220]

約数ペア:

[(1, 16252220), (2, 8126110), (4, 4063055), (5, 3250444), (10, 1625222), (19, 855380), (20, 812611), (38, 427690), (76, 213845), (95, 171076), (190, 85538), (361, 45020), (380, 42769), (722, 22510), (1444, 11255), (1805, 9004), (2251, 7220), (3610, 4502)]