20175008337

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{318917}}^1$

素因数の和:319011

約数の個数: 40

約数和(自身を含む): 33340963392

約数和(自身を除く): 13165955055

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 213, 297, 639, 781, 891, 1917, 2343, 5751, 7029, 21087, 63261, 318917, 956751, 2870253, 3508087, 8610759, 10524261, 22643107, 25832277, 31572783, 67929321, 94718349, 203787963, 249074177, 284155047, 611363889, 747222531, 1834091667, 2241667593, 6725002779, 20175008337]

約数ペア:

[(1, 20175008337), (3, 6725002779), (9, 2241667593), (11, 1834091667), (27, 747222531), (33, 611363889), (71, 284155047), (81, 249074177), (99, 203787963), (213, 94718349), (297, 67929321), (639, 31572783), (781, 25832277), (891, 22643107), (1917, 10524261), (2343, 8610759), (5751, 3508087), (7029, 2870253), (21087, 956751), (63261, 318917)]