20619000981

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{911}}^1\times {\mathrm{2861}}^1$

素因数の和:4074

約数の個数: 32

約数和(自身を含む): 30695293440

約数和(自身を除く): 10076292459

約数列:

[1, 3, 9, 27, 293, 879, 911, 2637, 2733, 2861, 7911, 8199, 8583, 24597, 25749, 77247, 266923, 800769, 838273, 2402307, 2514819, 2606371, 7206921, 7544457, 7819113, 22633371, 23457339, 70372017, 763666703, 2291000109, 6873000327, 20619000981]

約数ペア:

[(1, 20619000981), (3, 6873000327), (9, 2291000109), (27, 763666703), (293, 70372017), (879, 23457339), (911, 22633371), (2637, 7819113), (2733, 7544457), (2861, 7206921), (7911, 2606371), (8199, 2514819), (8583, 2402307), (24597, 838273), (25749, 800769), (77247, 266923)]