20165686

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7933}}^1$

素因数の和:8007

約数の個数: 16

約数和(自身を含む): 31989888

約数和(自身を除く): 11824202

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 7933, 15866, 245923, 325253, 491846, 650506, 10082843, 20165686]

約数ペア:

[(1, 20165686), (2, 10082843), (31, 650506), (41, 491846), (62, 325253), (82, 245923), (1271, 15866), (2542, 7933)]