20175974

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6521}}^1$

素因数の和:6560

約数の個数: 32

約数和(自身を含む): 39445056

約数和(自身を除く): 19269082

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6521, 13042, 45647, 84773, 91294, 110857, 169546, 221714, 593411, 775999, 1186822, 1441141, 1551998, 2882282, 10087987, 20175974]

約数ペア:

[(1, 20175974), (2, 10087987), (7, 2882282), (13, 1551998), (14, 1441141), (17, 1186822), (26, 775999), (34, 593411), (91, 221714), (119, 169546), (182, 110857), (221, 91294), (238, 84773), (442, 45647), (1547, 13042), (3094, 6521)]