18412926

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 44928000

約数和(自身を除く): 26515074

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 343, 389, 483, 686, 778, 966, 1029, 1127, 1167, 2058, 2254, 2334, 2723, 3381, 5446, 6762, 7889, 8169, 8947, 15778, 16338, 17894, 19061, 23667, 26841, 38122, 47334, 53682, 57183, 62629, 114366, 125258, 133427, 187887, 266854, 375774, 400281, 438403, 800562, 876806, 1315209, 2630418, 3068821, 6137642, 9206463, 18412926]

約数ペア:

[(1, 18412926), (2, 9206463), (3, 6137642), (6, 3068821), (7, 2630418), (14, 1315209), (21, 876806), (23, 800562), (42, 438403), (46, 400281), (49, 375774), (69, 266854), (98, 187887), (138, 133427), (147, 125258), (161, 114366), (294, 62629), (322, 57183), (343, 53682), (389, 47334), (483, 38122), (686, 26841), (778, 23667), (966, 19061), (1029, 17894), (1127, 16338), (1167, 15778), (2058, 8947), (2254, 8169), (2334, 7889), (2723, 6762), (3381, 5446)]