19313558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28319}}^1$

素因数の和:28363

約数の個数: 16

約数和(自身を含む): 32624640

約数和(自身を除く): 13311082

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 28319, 56638, 311509, 623018, 877889, 1755778, 9656779, 19313558]

約数ペア:

[(1, 19313558), (2, 9656779), (11, 1755778), (22, 877889), (31, 623018), (62, 311509), (341, 56638), (682, 28319)]