17938636

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2089

約数の個数: 24

約数和(自身を含む): 32786096

約数和(自身を除く): 14847460

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 1987, 2257, 3974, 4514, 7948, 9028, 73519, 121207, 147038, 242414, 294076, 484828, 4484659, 8969318, 17938636]

約数ペア:

[(1, 17938636), (2, 8969318), (4, 4484659), (37, 484828), (61, 294076), (74, 242414), (122, 147038), (148, 121207), (244, 73519), (1987, 9028), (2257, 7948), (3974, 4514)]