1690988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 3292800

約数和(自身を除く): 1601812

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1049, 1612, 2098, 4196, 13637, 27274, 32519, 54548, 65038, 130076, 422747, 845494, 1690988]

約数ペア:

[(1, 1690988), (2, 845494), (4, 422747), (13, 130076), (26, 65038), (31, 54548), (52, 32519), (62, 27274), (124, 13637), (403, 4196), (806, 2098), (1049, 1612)]