19046937

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9967}}^1$

素因数の和:9997

約数の個数: 24

約数和(自身を含む): 31817856

約数和(自身を除く): 12770919

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 9967, 29901, 69769, 129571, 209307, 388713, 488383, 906997, 1465149, 2720991, 6348979, 19046937]

約数ペア:

[(1, 19046937), (3, 6348979), (7, 2720991), (13, 1465149), (21, 906997), (39, 488383), (49, 388713), (91, 209307), (147, 129571), (273, 69769), (637, 29901), (1911, 9967)]