20812448

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34231}}^1$

素因数の和:34260

約数の個数: 24

約数和(自身を含む): 43132320

約数和(自身を除く): 22319872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34231, 68462, 136924, 273848, 547696, 650389, 1095392, 1300778, 2601556, 5203112, 10406224, 20812448]

約数ペア:

[(1, 20812448), (2, 10406224), (4, 5203112), (8, 2601556), (16, 1300778), (19, 1095392), (32, 650389), (38, 547696), (76, 273848), (152, 136924), (304, 68462), (608, 34231)]