18371790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7039}}^1$

素因数の和:7081

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 31049010

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, 7039, 14078, 21117, 35195, 42234, 63351, 70390, 105585, 126702, 204131, 211170, 316755, 408262, 612393, 633510, 1020655, 1224786, 1837179, 2041310, 3061965, 3674358, 6123930, 9185895, 18371790]

約数ペア:

[(1, 18371790), (2, 9185895), (3, 6123930), (5, 3674358), (6, 3061965), (9, 2041310), (10, 1837179), (15, 1224786), (18, 1020655), (29, 633510), (30, 612393), (45, 408262), (58, 316755), (87, 211170), (90, 204131), (145, 126702), (174, 105585), (261, 70390), (290, 63351), (435, 42234), (522, 35195), (870, 21117), (1305, 14078), (2610, 7039)]