18948098

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 32731776

約数和(自身を除く): 13783678

約数列:

[1, 2, 13, 17, 26, 34, 163, 221, 263, 326, 442, 526, 2119, 2771, 3419, 4238, 4471, 5542, 6838, 8942, 36023, 42869, 58123, 72046, 85738, 116246, 557297, 728773, 1114594, 1457546, 9474049, 18948098]

約数ペア:

[(1, 18948098), (2, 9474049), (13, 1457546), (17, 1114594), (26, 728773), (34, 557297), (163, 116246), (221, 85738), (263, 72046), (326, 58123), (442, 42869), (526, 36023), (2119, 8942), (2771, 6838), (3419, 5542), (4238, 4471)]