19884872

素因数分解:

$2^3\times 7^1\times {\mathrm{355087}}^1$

素因数の和:355100

約数の個数: 16

約数和(自身を含む): 42610560

約数和(自身を除く): 22725688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 355087, 710174, 1420348, 2485609, 2840696, 4971218, 9942436, 19884872]

約数ペア:

[(1, 19884872), (2, 9942436), (4, 4971218), (7, 2840696), (8, 2485609), (14, 1420348), (28, 710174), (56, 355087)]