20030752

素因数分解:

$2^5\times 7^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 45384192

約数和(自身を除く): 25353440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 223, 224, 401, 446, 802, 892, 1561, 1604, 1784, 2807, 3122, 3208, 3568, 5614, 6244, 6416, 7136, 11228, 12488, 12832, 22456, 24976, 44912, 49952, 89423, 89824, 178846, 357692, 625961, 715384, 1251922, 1430768, 2503844, 2861536, 5007688, 10015376, 20030752]

約数ペア:

[(1, 20030752), (2, 10015376), (4, 5007688), (7, 2861536), (8, 2503844), (14, 1430768), (16, 1251922), (28, 715384), (32, 625961), (56, 357692), (112, 178846), (223, 89824), (224, 89423), (401, 49952), (446, 44912), (802, 24976), (892, 22456), (1561, 12832), (1604, 12488), (1784, 11228), (2807, 7136), (3122, 6416), (3208, 6244), (3568, 5614)]