20017424

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6163}}^1$

素因数の和:6207

約数の個数: 40

約数和(自身を含む): 45860160

約数和(自身を除く): 25842736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 6163, 12326, 24652, 43141, 49304, 86282, 98608, 172564, 178727, 345128, 357454, 690256, 714908, 1251089, 1429816, 2502178, 2859632, 5004356, 10008712, 20017424]

約数ペア:

[(1, 20017424), (2, 10008712), (4, 5004356), (7, 2859632), (8, 2502178), (14, 1429816), (16, 1251089), (28, 714908), (29, 690256), (56, 357454), (58, 345128), (112, 178727), (116, 172564), (203, 98608), (232, 86282), (406, 49304), (464, 43141), (812, 24652), (1624, 12326), (3248, 6163)]