19866064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73037}}^1$

素因数の和:73062

約数の個数: 20

約数和(自身を含む): 40755204

約数和(自身を除く): 20889140

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 73037, 146074, 292148, 584296, 1168592, 1241629, 2483258, 4966516, 9933032, 19866064]

約数ペア:

[(1, 19866064), (2, 9933032), (4, 4966516), (8, 2483258), (16, 1241629), (17, 1168592), (34, 584296), (68, 292148), (136, 146074), (272, 73037)]