18632988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 51856896

約数和(自身を除く): 33223908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 211, 223, 396, 422, 446, 633, 669, 844, 892, 1266, 1338, 1899, 2007, 2321, 2453, 2532, 2676, 3798, 4014, 4642, 4906, 6963, 7359, 7596, 8028, 9284, 9812, 13926, 14718, 20889, 22077, 27852, 29436, 41778, 44154, 47053, 83556, 88308, 94106, 141159, 188212, 282318, 423477, 517583, 564636, 846954, 1035166, 1552749, 1693908, 2070332, 3105498, 4658247, 6210996, 9316494, 18632988]

約数ペア:

[(1, 18632988), (2, 9316494), (3, 6210996), (4, 4658247), (6, 3105498), (9, 2070332), (11, 1693908), (12, 1552749), (18, 1035166), (22, 846954), (33, 564636), (36, 517583), (44, 423477), (66, 282318), (99, 188212), (132, 141159), (198, 94106), (211, 88308), (223, 83556), (396, 47053), (422, 44154), (446, 41778), (633, 29436), (669, 27852), (844, 22077), (892, 20889), (1266, 14718), (1338, 13926), (1899, 9812), (2007, 9284), (2321, 8028), (2453, 7596), (2532, 7359), (2676, 6963), (3798, 4906), (4014, 4642)]