16665236

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 35675136

約数和(自身を除く): 19009900

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 223, 238, 314, 446, 476, 628, 892, 1099, 1561, 2198, 2669, 3122, 3791, 4396, 5338, 6244, 7582, 10676, 15164, 18683, 26537, 35011, 37366, 53074, 70022, 74732, 106148, 140044, 245077, 490154, 595187, 980308, 1190374, 2380748, 4166309, 8332618, 16665236]

約数ペア:

[(1, 16665236), (2, 8332618), (4, 4166309), (7, 2380748), (14, 1190374), (17, 980308), (28, 595187), (34, 490154), (68, 245077), (119, 140044), (157, 106148), (223, 74732), (238, 70022), (314, 53074), (446, 37366), (476, 35011), (628, 26537), (892, 18683), (1099, 15164), (1561, 10676), (2198, 7582), (2669, 6244), (3122, 5338), (3791, 4396)]