20159172

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 37901628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 71, 99, 108, 132, 142, 198, 213, 239, 284, 297, 396, 426, 478, 594, 639, 717, 781, 852, 956, 1188, 1278, 1434, 1562, 1917, 2151, 2343, 2556, 2629, 2868, 3124, 3834, 4302, 4686, 5258, 6453, 7029, 7668, 7887, 8604, 9372, 10516, 12906, 14058, 15774, 16969, 21087, 23661, 25812, 28116, 31548, 33938, 42174, 47322, 50907, 67876, 70983, 84348, 94644, 101814, 141966, 152721, 186659, 203628, 283932, 305442, 373318, 458163, 559977, 610884, 746636, 916326, 1119954, 1679931, 1832652, 2239908, 3359862, 5039793, 6719724, 10079586, 20159172]

約数ペア:

[(1, 20159172), (2, 10079586), (3, 6719724), (4, 5039793), (6, 3359862), (9, 2239908), (11, 1832652), (12, 1679931), (18, 1119954), (22, 916326), (27, 746636), (33, 610884), (36, 559977), (44, 458163), (54, 373318), (66, 305442), (71, 283932), (99, 203628), (108, 186659), (132, 152721), (142, 141966), (198, 101814), (213, 94644), (239, 84348), (284, 70983), (297, 67876), (396, 50907), (426, 47322), (478, 42174), (594, 33938), (639, 31548), (717, 28116), (781, 25812), (852, 23661), (956, 21087), (1188, 16969), (1278, 15774), (1434, 14058), (1562, 12906), (1917, 10516), (2151, 9372), (2343, 8604), (2556, 7887), (2629, 7668), (2868, 7029), (3124, 6453), (3834, 5258), (4302, 4686)]