258222008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{154439}}^1$

素因数の和:154475

約数の個数: 32

約数和(自身を含む): 555984000

約数和(自身を除く): 297761992

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 154439, 308878, 617756, 1235512, 1698829, 2934341, 3397658, 5868682, 6795316, 11737364, 13590632, 23474728, 32277751, 64555502, 129111004, 258222008]

約数ペア:

[(1, 258222008), (2, 129111004), (4, 64555502), (8, 32277751), (11, 23474728), (19, 13590632), (22, 11737364), (38, 6795316), (44, 5868682), (76, 3397658), (88, 2934341), (152, 1698829), (209, 1235512), (418, 617756), (836, 308878), (1672, 154439)]