18808419

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6011}}^1$

素因数の和:6170

約数の個数: 16

約数和(自身を含む): 28857600

約数和(自身を除く): 10049181

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 6011, 18033, 42077, 126231, 895639, 2686917, 6269473, 18808419]

約数ペア:

[(1, 18808419), (3, 6269473), (7, 2686917), (21, 895639), (149, 126231), (447, 42077), (1043, 18033), (3129, 6011)]