18347584

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 56

約数和(自身を含む): 38221920

約数和(自身を除く): 19874336

約数列:

[1, 2, 4, 8, 16, 32, 43, 59, 64, 86, 113, 118, 172, 226, 236, 344, 452, 472, 688, 904, 944, 1376, 1808, 1888, 2537, 2752, 3616, 3776, 4859, 5074, 6667, 7232, 9718, 10148, 13334, 19436, 20296, 26668, 38872, 40592, 53336, 77744, 81184, 106672, 155488, 162368, 213344, 286681, 310976, 426688, 573362, 1146724, 2293448, 4586896, 9173792, 18347584]

約数ペア:

[(1, 18347584), (2, 9173792), (4, 4586896), (8, 2293448), (16, 1146724), (32, 573362), (43, 426688), (59, 310976), (64, 286681), (86, 213344), (113, 162368), (118, 155488), (172, 106672), (226, 81184), (236, 77744), (344, 53336), (452, 40592), (472, 38872), (688, 26668), (904, 20296), (944, 19436), (1376, 13334), (1808, 10148), (1888, 9718), (2537, 7232), (2752, 6667), (3616, 5074), (3776, 4859)]