19799934

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2561

約数の個数: 64

約数和(自身を含む): 52296192

約数和(自身を除く): 32496258

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 102, 119, 154, 187, 231, 238, 357, 374, 462, 561, 714, 1122, 1309, 2521, 2618, 3927, 5042, 7563, 7854, 15126, 17647, 27731, 35294, 42857, 52941, 55462, 83193, 85714, 105882, 128571, 166386, 194117, 257142, 299999, 388234, 471427, 582351, 599998, 899997, 942854, 1164702, 1414281, 1799994, 2828562, 3299989, 6599978, 9899967, 19799934]

約数ペア:

[(1, 19799934), (2, 9899967), (3, 6599978), (6, 3299989), (7, 2828562), (11, 1799994), (14, 1414281), (17, 1164702), (21, 942854), (22, 899997), (33, 599998), (34, 582351), (42, 471427), (51, 388234), (66, 299999), (77, 257142), (102, 194117), (119, 166386), (154, 128571), (187, 105882), (231, 85714), (238, 83193), (357, 55462), (374, 52941), (462, 42857), (561, 35294), (714, 27731), (1122, 17647), (1309, 15126), (2521, 7854), (2618, 7563), (3927, 5042)]