18723279

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1013}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 25650144

約数和(自身を除く): 6926865

約数列:

[1, 3, 61, 101, 183, 303, 1013, 3039, 6161, 18483, 61793, 102313, 185379, 306939, 6241093, 18723279]

約数ペア:

[(1, 18723279), (3, 6241093), (61, 306939), (101, 185379), (183, 102313), (303, 61793), (1013, 18483), (3039, 6161)]