19887996

素因数分解:

$2^2\times 3^1\times {\mathrm{401}}^1\times {\mathrm{4133}}^1$

素因数の和:4541

約数の個数: 24

約数和(自身を含む): 46532304

約数和(自身を除く): 26644308

約数列:

[1, 2, 3, 4, 6, 12, 401, 802, 1203, 1604, 2406, 4133, 4812, 8266, 12399, 16532, 24798, 49596, 1657333, 3314666, 4971999, 6629332, 9943998, 19887996]

約数ペア:

[(1, 19887996), (2, 9943998), (3, 6629332), (4, 4971999), (6, 3314666), (12, 1657333), (401, 49596), (802, 24798), (1203, 16532), (1604, 12399), (2406, 8266), (4133, 4812)]