16824785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 22809600

約数和(自身を除く): 5984815

約数列:

[1, 5, 19, 29, 31, 95, 145, 155, 197, 551, 589, 899, 985, 2755, 2945, 3743, 4495, 5713, 6107, 17081, 18715, 28565, 30535, 85405, 108547, 116033, 177103, 542735, 580165, 885515, 3364957, 16824785]

約数ペア:

[(1, 16824785), (5, 3364957), (19, 885515), (29, 580165), (31, 542735), (95, 177103), (145, 116033), (155, 108547), (197, 85405), (551, 30535), (589, 28565), (899, 18715), (985, 17081), (2755, 6107), (2945, 5713), (3743, 4495)]