19005347961

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{397}}^1\times {\mathrm{617}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 28432454544

約数和(自身を除く): 9427106583

約数列:

[1, 3, 9, 37, 111, 233, 333, 397, 617, 699, 1191, 1851, 2097, 3573, 5553, 8621, 14689, 22829, 25863, 44067, 68487, 77589, 92501, 132201, 143761, 205461, 244949, 277503, 431283, 734847, 832509, 1293849, 2204541, 3422537, 5319157, 9063113, 10267611, 15957471, 27189339, 30802833, 47872413, 57073117, 81568017, 171219351, 513658053, 2111705329, 6335115987, 19005347961]

約数ペア:

[(1, 19005347961), (3, 6335115987), (9, 2111705329), (37, 513658053), (111, 171219351), (233, 81568017), (333, 57073117), (397, 47872413), (617, 30802833), (699, 27189339), (1191, 15957471), (1851, 10267611), (2097, 9063113), (3573, 5319157), (5553, 3422537), (8621, 2204541), (14689, 1293849), (22829, 832509), (25863, 734847), (44067, 431283), (68487, 277503), (77589, 244949), (92501, 205461), (132201, 143761)]