20932870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15739}}^1$

素因数の和:15772

約数の個数: 32

約数和(自身を含む): 45331200

約数和(自身を除く): 24398330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15739, 31478, 78695, 110173, 157390, 220346, 299041, 550865, 598082, 1101730, 1495205, 2093287, 2990410, 4186574, 10466435, 20932870]

約数ペア:

[(1, 20932870), (2, 10466435), (5, 4186574), (7, 2990410), (10, 2093287), (14, 1495205), (19, 1101730), (35, 598082), (38, 550865), (70, 299041), (95, 220346), (133, 157390), (190, 110173), (266, 78695), (665, 31478), (1330, 15739)]