18970064

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{16699}}^1$

素因数の和:16778

約数の個数: 20

約数和(自身を含む): 37274400

約数和(自身を除く): 18304336

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 16699, 33398, 66796, 133592, 267184, 1185629, 2371258, 4742516, 9485032, 18970064]

約数ペア:

[(1, 18970064), (2, 9485032), (4, 4742516), (8, 2371258), (16, 1185629), (71, 267184), (142, 133592), (284, 66796), (568, 33398), (1136, 16699)]