19106847

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 29112720

約数和(自身を除く): 10005873

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1289, 1647, 3867, 4941, 11601, 14823, 34803, 78629, 104409, 235887, 313227, 707661, 2122983, 6368949, 19106847]

約数ペア:

[(1, 19106847), (3, 6368949), (9, 2122983), (27, 707661), (61, 313227), (81, 235887), (183, 104409), (243, 78629), (549, 34803), (1289, 14823), (1647, 11601), (3867, 4941)]