20946132

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 56434560

約数和(自身を除く): 35488428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 113, 114, 171, 226, 228, 271, 339, 342, 452, 542, 678, 684, 813, 1017, 1084, 1356, 1626, 2034, 2147, 2439, 3252, 4068, 4294, 4878, 5149, 6441, 8588, 9756, 10298, 12882, 15447, 19323, 20596, 25764, 30623, 30894, 38646, 46341, 61246, 61788, 77292, 91869, 92682, 122492, 183738, 185364, 275607, 367476, 551214, 581837, 1102428, 1163674, 1745511, 2327348, 3491022, 5236533, 6982044, 10473066, 20946132]

約数ペア:

[(1, 20946132), (2, 10473066), (3, 6982044), (4, 5236533), (6, 3491022), (9, 2327348), (12, 1745511), (18, 1163674), (19, 1102428), (36, 581837), (38, 551214), (57, 367476), (76, 275607), (113, 185364), (114, 183738), (171, 122492), (226, 92682), (228, 91869), (271, 77292), (339, 61788), (342, 61246), (452, 46341), (542, 38646), (678, 30894), (684, 30623), (813, 25764), (1017, 20596), (1084, 19323), (1356, 15447), (1626, 12882), (2034, 10298), (2147, 9756), (2439, 8588), (3252, 6441), (4068, 5149), (4294, 4878)]