18677386

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2566

約数の個数: 32

約数和(自身を含む): 35336448

約数和(自身を除く): 16659062

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2503, 3731, 5006, 7462, 17521, 32539, 35042, 65078, 102623, 205246, 227773, 455546, 718361, 1334099, 1436722, 2668198, 9338693, 18677386]

約数ペア:

[(1, 18677386), (2, 9338693), (7, 2668198), (13, 1436722), (14, 1334099), (26, 718361), (41, 455546), (82, 227773), (91, 205246), (182, 102623), (287, 65078), (533, 35042), (574, 32539), (1066, 17521), (2503, 7462), (3731, 5006)]