19920186

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 31971654

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 71, 78, 99, 109, 117, 142, 143, 198, 213, 218, 234, 286, 327, 426, 429, 639, 654, 781, 858, 923, 981, 1199, 1278, 1287, 1417, 1562, 1846, 1962, 2343, 2398, 2574, 2769, 2834, 3597, 4251, 4686, 5538, 7029, 7194, 7739, 8307, 8502, 10153, 10791, 12753, 14058, 15478, 15587, 16614, 20306, 21582, 23217, 25506, 30459, 31174, 46434, 46761, 60918, 69651, 85129, 91377, 93522, 100607, 139302, 140283, 170258, 182754, 201214, 255387, 280566, 301821, 510774, 603642, 766161, 905463, 1106677, 1532322, 1810926, 2213354, 3320031, 6640062, 9960093, 19920186]

約数ペア:

[(1, 19920186), (2, 9960093), (3, 6640062), (6, 3320031), (9, 2213354), (11, 1810926), (13, 1532322), (18, 1106677), (22, 905463), (26, 766161), (33, 603642), (39, 510774), (66, 301821), (71, 280566), (78, 255387), (99, 201214), (109, 182754), (117, 170258), (142, 140283), (143, 139302), (198, 100607), (213, 93522), (218, 91377), (234, 85129), (286, 69651), (327, 60918), (426, 46761), (429, 46434), (639, 31174), (654, 30459), (781, 25506), (858, 23217), (923, 21582), (981, 20306), (1199, 16614), (1278, 15587), (1287, 15478), (1417, 14058), (1562, 12753), (1846, 10791), (1962, 10153), (2343, 8502), (2398, 8307), (2574, 7739), (2769, 7194), (2834, 7029), (3597, 5538), (4251, 4686)]