19900714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{5399}}^1$

素因数の和:5517

約数の個数: 16

約数和(自身を含む): 31752000

約数和(自身を除く): 11851286

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 5399, 10798, 102581, 205162, 523703, 1047406, 9950357, 19900714]

約数ペア:

[(1, 19900714), (2, 9950357), (19, 1047406), (38, 523703), (97, 205162), (194, 102581), (1843, 10798), (3686, 5399)]