20163342004

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{421}}^1\times {\mathrm{70849}}^1$

素因数の和:71300

約数の個数: 36

約数和(自身を含む): 38300234700

約数和(自身を除く): 18136892696

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 421, 676, 842, 1684, 5473, 10946, 21892, 70849, 71149, 141698, 142298, 283396, 284596, 921037, 1842074, 3684148, 11973481, 23946962, 29827429, 47893924, 59654858, 119309716, 387756577, 775513154, 1551026308, 5040835501, 10081671002, 20163342004]

約数ペア:

[(1, 20163342004), (2, 10081671002), (4, 5040835501), (13, 1551026308), (26, 775513154), (52, 387756577), (169, 119309716), (338, 59654858), (421, 47893924), (676, 29827429), (842, 23946962), (1684, 11973481), (5473, 3684148), (10946, 1842074), (21892, 921037), (70849, 284596), (71149, 283396), (141698, 142298)]