18708691806

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{777391}}^1$

素因数の和:777597

約数の個数: 48

約数和(自身を含む): 46568890368

約数和(自身を除く): 27860198562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 191, 382, 573, 1146, 1337, 1719, 2674, 3438, 4011, 8022, 12033, 24066, 777391, 1554782, 2332173, 4664346, 5441737, 6996519, 10883474, 13993038, 16325211, 32650422, 48975633, 97951266, 148481681, 296963362, 445445043, 890890086, 1039371767, 1336335129, 2078743534, 2672670258, 3118115301, 6236230602, 9354345903, 18708691806]

約数ペア:

[(1, 18708691806), (2, 9354345903), (3, 6236230602), (6, 3118115301), (7, 2672670258), (9, 2078743534), (14, 1336335129), (18, 1039371767), (21, 890890086), (42, 445445043), (63, 296963362), (126, 148481681), (191, 97951266), (382, 48975633), (573, 32650422), (1146, 16325211), (1337, 13993038), (1719, 10883474), (2674, 6996519), (3438, 5441737), (4011, 4664346), (8022, 2332173), (12033, 1554782), (24066, 777391)]