20930546

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2347}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 39446400

約数和(自身を除く): 18515854

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 2347, 4459, 4694, 8918, 16429, 30511, 32858, 61022, 115003, 213577, 230006, 427154, 805021, 1495039, 1610042, 2990078, 10465273, 20930546]

約数ペア:

[(1, 20930546), (2, 10465273), (7, 2990078), (13, 1610042), (14, 1495039), (26, 805021), (49, 427154), (91, 230006), (98, 213577), (182, 115003), (343, 61022), (637, 32858), (686, 30511), (1274, 16429), (2347, 8918), (4459, 4694)]