19308730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 22992710

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 67, 70, 115, 134, 161, 179, 230, 322, 335, 358, 469, 670, 805, 895, 938, 1253, 1541, 1610, 1790, 2345, 2506, 3082, 4117, 4690, 6265, 7705, 8234, 10787, 11993, 12530, 15410, 20585, 21574, 23986, 28819, 41170, 53935, 57638, 59965, 83951, 107870, 119930, 144095, 167902, 275839, 288190, 419755, 551678, 839510, 1379195, 1930873, 2758390, 3861746, 9654365, 19308730]

約数ペア:

[(1, 19308730), (2, 9654365), (5, 3861746), (7, 2758390), (10, 1930873), (14, 1379195), (23, 839510), (35, 551678), (46, 419755), (67, 288190), (70, 275839), (115, 167902), (134, 144095), (161, 119930), (179, 107870), (230, 83951), (322, 59965), (335, 57638), (358, 53935), (469, 41170), (670, 28819), (805, 23986), (895, 21574), (938, 20585), (1253, 15410), (1541, 12530), (1610, 11993), (1790, 10787), (2345, 8234), (2506, 7705), (3082, 6265), (4117, 4690)]