18256112

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 44520960

約数和(自身を除く): 26264848

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 322, 368, 373, 437, 532, 644, 746, 874, 1064, 1288, 1492, 1748, 2128, 2576, 2611, 2984, 3059, 3496, 5222, 5968, 6118, 6992, 7087, 8579, 10444, 12236, 14174, 17158, 20888, 24472, 28348, 34316, 41776, 48944, 49609, 56696, 60053, 68632, 99218, 113392, 120106, 137264, 163001, 198436, 240212, 326002, 396872, 480424, 652004, 793744, 960848, 1141007, 1304008, 2282014, 2608016, 4564028, 9128056, 18256112]

約数ペア:

[(1, 18256112), (2, 9128056), (4, 4564028), (7, 2608016), (8, 2282014), (14, 1304008), (16, 1141007), (19, 960848), (23, 793744), (28, 652004), (38, 480424), (46, 396872), (56, 326002), (76, 240212), (92, 198436), (112, 163001), (133, 137264), (152, 120106), (161, 113392), (184, 99218), (266, 68632), (304, 60053), (322, 56696), (368, 49609), (373, 48944), (437, 41776), (532, 34316), (644, 28348), (746, 24472), (874, 20888), (1064, 17158), (1288, 14174), (1492, 12236), (1748, 10444), (2128, 8579), (2576, 7087), (2611, 6992), (2984, 6118), (3059, 5968), (3496, 5222)]