18381870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5237}}^1$

素因数の和:5266

約数の個数: 64

約数和(自身を含む): 52799040

約数和(自身を除く): 34417170

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5237, 10474, 15711, 26185, 31422, 47133, 52370, 68081, 78555, 94266, 136162, 141399, 157110, 204243, 235665, 282798, 340405, 408486, 471330, 612729, 680810, 706995, 1021215, 1225458, 1413990, 1838187, 2042430, 3063645, 3676374, 6127290, 9190935, 18381870]

約数ペア:

[(1, 18381870), (2, 9190935), (3, 6127290), (5, 3676374), (6, 3063645), (9, 2042430), (10, 1838187), (13, 1413990), (15, 1225458), (18, 1021215), (26, 706995), (27, 680810), (30, 612729), (39, 471330), (45, 408486), (54, 340405), (65, 282798), (78, 235665), (90, 204243), (117, 157110), (130, 141399), (135, 136162), (195, 94266), (234, 78555), (270, 68081), (351, 52370), (390, 47133), (585, 31422), (702, 26185), (1170, 15711), (1755, 10474), (3510, 5237)]