20613543

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 29729280

約数和(自身を除く): 9115737

約数列:

[1, 3, 23, 31, 69, 93, 419, 529, 713, 1257, 1587, 2139, 9637, 12989, 16399, 28911, 38967, 49197, 221651, 298747, 664953, 896241, 6871181, 20613543]

約数ペア:

[(1, 20613543), (3, 6871181), (23, 896241), (31, 664953), (69, 298747), (93, 221651), (419, 49197), (529, 38967), (713, 28911), (1257, 16399), (1587, 12989), (2139, 9637)]