1618578004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{108107}}^1$

素因数の和:108327

約数の個数: 24

約数和(自身を含む): 2996753760

約数和(自身を除く): 1378175756

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 3743, 7486, 14972, 108107, 216214, 432428, 2054033, 4108066, 8216132, 21297079, 42594158, 85188316, 404644501, 809289002, 1618578004]

約数ペア:

[(1, 1618578004), (2, 809289002), (4, 404644501), (19, 85188316), (38, 42594158), (76, 21297079), (197, 8216132), (394, 4108066), (788, 2054033), (3743, 432428), (7486, 216214), (14972, 108107)]