19770736

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16927}}^1$

素因数の和:17008

約数の個数: 20

約数和(自身を含む): 38832832

約数和(自身を除く): 19062096

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16927, 33854, 67708, 135416, 270832, 1235671, 2471342, 4942684, 9885368, 19770736]

約数ペア:

[(1, 19770736), (2, 9885368), (4, 4942684), (8, 2471342), (16, 1235671), (73, 270832), (146, 135416), (292, 67708), (584, 33854), (1168, 16927)]