18983228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1361}}^1$

素因数の和:1693

約数の個数: 24

約数和(自身を含む): 36381744

約数和(自身を除く): 17398516

約数列:

[1, 2, 4, 11, 22, 44, 317, 634, 1268, 1361, 2722, 3487, 5444, 6974, 13948, 14971, 29942, 59884, 431437, 862874, 1725748, 4745807, 9491614, 18983228]

約数ペア:

[(1, 18983228), (2, 9491614), (4, 4745807), (11, 1725748), (22, 862874), (44, 431437), (317, 59884), (634, 29942), (1268, 14971), (1361, 13948), (2722, 6974), (3487, 5444)]