19862052

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2025

約数の個数: 72

約数和(自身を含む): 57111264

約数和(自身を除く): 37249212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 1987, 2499, 3332, 3974, 4998, 5961, 7948, 9996, 11922, 13909, 23844, 27818, 33779, 41727, 55636, 67558, 83454, 97363, 101337, 135116, 166908, 194726, 202674, 236453, 292089, 389452, 405348, 472906, 584178, 709359, 945812, 1168356, 1418718, 1655171, 2837436, 3310342, 4965513, 6620684, 9931026, 19862052]

約数ペア:

[(1, 19862052), (2, 9931026), (3, 6620684), (4, 4965513), (6, 3310342), (7, 2837436), (12, 1655171), (14, 1418718), (17, 1168356), (21, 945812), (28, 709359), (34, 584178), (42, 472906), (49, 405348), (51, 389452), (68, 292089), (84, 236453), (98, 202674), (102, 194726), (119, 166908), (147, 135116), (196, 101337), (204, 97363), (238, 83454), (294, 67558), (357, 55636), (476, 41727), (588, 33779), (714, 27818), (833, 23844), (1428, 13909), (1666, 11922), (1987, 9996), (2499, 7948), (3332, 5961), (3974, 4998)]