20020518

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{22699}}^1$

素因数の和:22721

約数の個数: 36

約数和(自身を含む): 50462100

約数和(自身を除く): 30441582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 22699, 45398, 68097, 136194, 158893, 204291, 317786, 408582, 476679, 953358, 1112251, 1430037, 2224502, 2860074, 3336753, 6673506, 10010259, 20020518]

約数ペア:

[(1, 20020518), (2, 10010259), (3, 6673506), (6, 3336753), (7, 2860074), (9, 2224502), (14, 1430037), (18, 1112251), (21, 953358), (42, 476679), (49, 408582), (63, 317786), (98, 204291), (126, 158893), (147, 136194), (294, 68097), (441, 45398), (882, 22699)]