12780068

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15739}}^1$

素因数の和:15779

約数の個数: 24

約数和(自身を含む): 26443200

約数和(自身を除く): 13663132

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 15739, 31478, 62956, 110173, 220346, 440692, 456431, 912862, 1825724, 3195017, 6390034, 12780068]

約数ペア:

[(1, 12780068), (2, 6390034), (4, 3195017), (7, 1825724), (14, 912862), (28, 456431), (29, 440692), (58, 220346), (116, 110173), (203, 62956), (406, 31478), (812, 15739)]