199831208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{42409}}^1$

素因数の和:42465

約数の個数: 32

約数和(自身を含む): 407136000

約数和(自身を除く): 207304792

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712, 42409, 84818, 169636, 339272, 805771, 1314679, 1611542, 2629358, 3223084, 5258716, 6446168, 10517432, 24978901, 49957802, 99915604, 199831208]

約数ペア:

[(1, 199831208), (2, 99915604), (4, 49957802), (8, 24978901), (19, 10517432), (31, 6446168), (38, 5258716), (62, 3223084), (76, 2629358), (124, 1611542), (152, 1314679), (248, 805771), (589, 339272), (1178, 169636), (2356, 84818), (4712, 42409)]