16005904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1423}}^1$

素因数の和:1487

約数の個数: 40

約数和(自身を含む): 33549440

約数和(自身を除く): 17543536

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 1423, 2812, 2846, 5624, 5692, 11248, 11384, 22768, 27037, 52651, 54074, 105302, 108148, 210604, 216296, 421208, 432592, 842416, 1000369, 2000738, 4001476, 8002952, 16005904]

約数ペア:

[(1, 16005904), (2, 8002952), (4, 4001476), (8, 2000738), (16, 1000369), (19, 842416), (37, 432592), (38, 421208), (74, 216296), (76, 210604), (148, 108148), (152, 105302), (296, 54074), (304, 52651), (592, 27037), (703, 22768), (1406, 11384), (1423, 11248), (2812, 5692), (2846, 5624)]