20819248

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{24551}}^1$

素因数の和:24612

約数の個数: 20

約数和(自身を含む): 41100048

約数和(自身を除く): 20280800

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 24551, 49102, 98204, 196408, 392816, 1301203, 2602406, 5204812, 10409624, 20819248]

約数ペア:

[(1, 20819248), (2, 10409624), (4, 5204812), (8, 2602406), (16, 1301203), (53, 392816), (106, 196408), (212, 98204), (424, 49102), (848, 24551)]