19427226

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 144

約数和(自身を含む): 54074304

約数和(自身を除く): 34647078

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 23, 26, 34, 39, 42, 46, 49, 51, 69, 78, 91, 98, 102, 119, 138, 147, 161, 169, 182, 221, 238, 273, 294, 299, 322, 338, 357, 391, 442, 483, 507, 546, 598, 637, 663, 714, 782, 833, 897, 966, 1014, 1127, 1173, 1183, 1274, 1326, 1547, 1666, 1794, 1911, 2093, 2254, 2346, 2366, 2499, 2737, 2873, 3094, 3381, 3549, 3822, 3887, 4186, 4641, 4998, 5083, 5474, 5746, 6279, 6762, 7098, 7774, 8211, 8281, 8619, 9282, 10166, 10829, 11661, 12558, 14651, 15249, 16422, 16562, 17238, 19159, 20111, 21658, 23322, 24843, 27209, 29302, 30498, 32487, 35581, 38318, 40222, 43953, 49686, 54418, 57477, 60333, 64974, 66079, 71162, 81627, 87906, 106743, 114954, 120666, 132158, 140777, 163254, 190463, 198237, 213486, 249067, 281554, 380926, 396474, 422331, 462553, 498134, 571389, 747201, 844662, 925106, 1142778, 1387659, 1494402, 2775318, 3237871, 6475742, 9713613, 19427226]

約数ペア:

[(1, 19427226), (2, 9713613), (3, 6475742), (6, 3237871), (7, 2775318), (13, 1494402), (14, 1387659), (17, 1142778), (21, 925106), (23, 844662), (26, 747201), (34, 571389), (39, 498134), (42, 462553), (46, 422331), (49, 396474), (51, 380926), (69, 281554), (78, 249067), (91, 213486), (98, 198237), (102, 190463), (119, 163254), (138, 140777), (147, 132158), (161, 120666), (169, 114954), (182, 106743), (221, 87906), (238, 81627), (273, 71162), (294, 66079), (299, 64974), (322, 60333), (338, 57477), (357, 54418), (391, 49686), (442, 43953), (483, 40222), (507, 38318), (546, 35581), (598, 32487), (637, 30498), (663, 29302), (714, 27209), (782, 24843), (833, 23322), (897, 21658), (966, 20111), (1014, 19159), (1127, 17238), (1173, 16562), (1183, 16422), (1274, 15249), (1326, 14651), (1547, 12558), (1666, 11661), (1794, 10829), (1911, 10166), (2093, 9282), (2254, 8619), (2346, 8281), (2366, 8211), (2499, 7774), (2737, 7098), (2873, 6762), (3094, 6279), (3381, 5746), (3549, 5474), (3822, 5083), (3887, 4998), (4186, 4641)]