20281316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14869}}^1$

素因数の和:14915

約数の個数: 24

約数和(自身を含む): 39970560

約数和(自身を除く): 19689244

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14869, 29738, 59476, 163559, 327118, 460939, 654236, 921878, 1843756, 5070329, 10140658, 20281316]

約数ペア:

[(1, 20281316), (2, 10140658), (4, 5070329), (11, 1843756), (22, 921878), (31, 654236), (44, 460939), (62, 327118), (124, 163559), (341, 59476), (682, 29738), (1364, 14869)]