1998807956

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{123049}}^1$

素因数の和:123215

約数の個数: 24

約数和(自身を含む): 3638342400

約数和(自身を除く): 1639534444

約数列:

[1, 2, 4, 31, 62, 124, 131, 262, 524, 4061, 8122, 16244, 123049, 246098, 492196, 3814519, 7629038, 15258076, 16119419, 32238838, 64477676, 499701989, 999403978, 1998807956]

約数ペア:

[(1, 1998807956), (2, 999403978), (4, 499701989), (31, 64477676), (62, 32238838), (124, 16119419), (131, 15258076), (262, 7629038), (524, 3814519), (4061, 492196), (8122, 246098), (16244, 123049)]