18699268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35149}}^1$

素因数の和:35179

約数の個数: 24

約数和(自身を含む): 39368000

約数和(自身を除く): 20668732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 35149, 70298, 140596, 246043, 492086, 667831, 984172, 1335662, 2671324, 4674817, 9349634, 18699268]

約数ペア:

[(1, 18699268), (2, 9349634), (4, 4674817), (7, 2671324), (14, 1335662), (19, 984172), (28, 667831), (38, 492086), (76, 246043), (133, 140596), (266, 70298), (532, 35149)]