13880746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20353}}^1$

素因数の和:20397

約数の個数: 16

約数和(自身を含む): 23447808

約数和(自身を除く): 9567062

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 20353, 40706, 223883, 447766, 630943, 1261886, 6940373, 13880746]

約数ペア:

[(1, 13880746), (2, 6940373), (11, 1261886), (22, 630943), (31, 447766), (62, 223883), (341, 40706), (682, 20353)]