16203978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{128603}}^1$

素因数の和:128618

約数の個数: 24

約数和(自身を含む): 40124448

約数和(自身を除く): 23920470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 128603, 257206, 385809, 771618, 900221, 1157427, 1800442, 2314854, 2700663, 5401326, 8101989, 16203978]

約数ペア:

[(1, 16203978), (2, 8101989), (3, 5401326), (6, 2700663), (7, 2314854), (9, 1800442), (14, 1157427), (18, 900221), (21, 771618), (42, 385809), (63, 257206), (126, 128603)]