18958434

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 44675712

約数和(自身を除く): 25717278

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 61, 66, 102, 122, 183, 187, 277, 366, 374, 554, 561, 671, 831, 1037, 1122, 1342, 1662, 2013, 2074, 3047, 3111, 4026, 4709, 6094, 6222, 9141, 9418, 11407, 14127, 16897, 18282, 22814, 28254, 33794, 34221, 50691, 51799, 68442, 101382, 103598, 155397, 185867, 287249, 310794, 371734, 557601, 574498, 861747, 1115202, 1723494, 3159739, 6319478, 9479217, 18958434]

約数ペア:

[(1, 18958434), (2, 9479217), (3, 6319478), (6, 3159739), (11, 1723494), (17, 1115202), (22, 861747), (33, 574498), (34, 557601), (51, 371734), (61, 310794), (66, 287249), (102, 185867), (122, 155397), (183, 103598), (187, 101382), (277, 68442), (366, 51799), (374, 50691), (554, 34221), (561, 33794), (671, 28254), (831, 22814), (1037, 18282), (1122, 16897), (1342, 14127), (1662, 11407), (2013, 9418), (2074, 9141), (3047, 6222), (3111, 6094), (4026, 4709)]