20135146864

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7816439}}^1$

素因数の和:7816477

約数の個数: 40

約数和(自身を含む): 46523450880

約数和(自身を除く): 26388304016

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 7816439, 15632878, 31265756, 54715073, 62531512, 109430146, 125063024, 179778097, 218860292, 359556194, 437720584, 719112388, 875441168, 1258446679, 1438224776, 2516893358, 2876449552, 5033786716, 10067573432, 20135146864]

約数ペア:

[(1, 20135146864), (2, 10067573432), (4, 5033786716), (7, 2876449552), (8, 2516893358), (14, 1438224776), (16, 1258446679), (23, 875441168), (28, 719112388), (46, 437720584), (56, 359556194), (92, 218860292), (112, 179778097), (161, 125063024), (184, 109430146), (322, 62531512), (368, 54715073), (644, 31265756), (1288, 15632878), (2576, 7816439)]