2821918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 5005440

約数和(自身を除く): 2183522

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 157, 209, 314, 418, 473, 817, 946, 1634, 1727, 2983, 3454, 5966, 6751, 8987, 13502, 17974, 32813, 65626, 74261, 128269, 148522, 256538, 1410959, 2821918]

約数ペア:

[(1, 2821918), (2, 1410959), (11, 256538), (19, 148522), (22, 128269), (38, 74261), (43, 65626), (86, 32813), (157, 17974), (209, 13502), (314, 8987), (418, 6751), (473, 5966), (817, 3454), (946, 2983), (1634, 1727)]