28770674

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 18403726

約数列:

[1, 2, 19, 38, 47, 89, 94, 178, 181, 362, 893, 1691, 1786, 3382, 3439, 4183, 6878, 8366, 8507, 16109, 17014, 32218, 79477, 158954, 161633, 306071, 323266, 612142, 757123, 1514246, 14385337, 28770674]

約数ペア:

[(1, 28770674), (2, 14385337), (19, 1514246), (38, 757123), (47, 612142), (89, 323266), (94, 306071), (178, 161633), (181, 158954), (362, 79477), (893, 32218), (1691, 17014), (1786, 16109), (3382, 8507), (3439, 8366), (4183, 6878)]