19853516

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5521}}^1$

素因数の和:5585

約数の個数: 24

約数和(自身を含む): 37107840

約数和(自身を除く): 17254324

約数列:

[1, 2, 4, 29, 31, 58, 62, 116, 124, 899, 1798, 3596, 5521, 11042, 22084, 160109, 171151, 320218, 342302, 640436, 684604, 4963379, 9926758, 19853516]

約数ペア:

[(1, 19853516), (2, 9926758), (4, 4963379), (29, 684604), (31, 640436), (58, 342302), (62, 320218), (116, 171151), (124, 160109), (899, 22084), (1798, 11042), (3596, 5521)]