181601992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{12211}}^1$

素因数の和:12254

約数の個数: 48

約数和(自身を含む): 402263280

約数和(自身を除く): 220661288

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 169, 286, 338, 572, 676, 1144, 1352, 1859, 3718, 7436, 12211, 14872, 24422, 48844, 97688, 134321, 158743, 268642, 317486, 537284, 634972, 1074568, 1269944, 1746173, 2063659, 3492346, 4127318, 6984692, 8254636, 13969384, 16509272, 22700249, 45400498, 90800996, 181601992]

約数ペア:

[(1, 181601992), (2, 90800996), (4, 45400498), (8, 22700249), (11, 16509272), (13, 13969384), (22, 8254636), (26, 6984692), (44, 4127318), (52, 3492346), (88, 2063659), (104, 1746173), (143, 1269944), (169, 1074568), (286, 634972), (338, 537284), (572, 317486), (676, 268642), (1144, 158743), (1352, 134321), (1859, 97688), (3718, 48844), (7436, 24422), (12211, 14872)]