30611888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1125

約数の個数: 40

約数和(自身を含む): 63113520

約数和(自身を除く): 32501632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 808, 997, 1616, 1919, 1994, 3838, 3988, 7676, 7976, 15352, 15952, 18943, 30704, 37886, 75772, 100697, 151544, 201394, 303088, 402788, 805576, 1611152, 1913243, 3826486, 7652972, 15305944, 30611888]

約数ペア:

[(1, 30611888), (2, 15305944), (4, 7652972), (8, 3826486), (16, 1913243), (19, 1611152), (38, 805576), (76, 402788), (101, 303088), (152, 201394), (202, 151544), (304, 100697), (404, 75772), (808, 37886), (997, 30704), (1616, 18943), (1919, 15952), (1994, 15352), (3838, 7976), (3988, 7676)]