18162990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6959}}^1$

素因数の和:7001

約数の個数: 48

約数和(自身を含む): 48859200

約数和(自身を除く): 30696210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 6959, 13918, 20877, 34795, 41754, 62631, 69590, 104385, 125262, 201811, 208770, 313155, 403622, 605433, 626310, 1009055, 1210866, 1816299, 2018110, 3027165, 3632598, 6054330, 9081495, 18162990]

約数ペア:

[(1, 18162990), (2, 9081495), (3, 6054330), (5, 3632598), (6, 3027165), (9, 2018110), (10, 1816299), (15, 1210866), (18, 1009055), (29, 626310), (30, 605433), (45, 403622), (58, 313155), (87, 208770), (90, 201811), (145, 125262), (174, 104385), (261, 69590), (290, 62631), (435, 41754), (522, 34795), (870, 20877), (1305, 13918), (2610, 6959)]