19955661

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19507}}^1$

素因数の和:19552

約数の個数: 16

約数和(自身を含む): 29964288

約数和(自身を除く): 10008627

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 19507, 58521, 214577, 604717, 643731, 1814151, 6651887, 19955661]

約数ペア:

[(1, 19955661), (3, 6651887), (11, 1814151), (31, 643731), (33, 604717), (93, 214577), (341, 58521), (1023, 19507)]