20173824009

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{89989}}^1$

素因数の和:90059

約数の個数: 48

約数和(自身を含む): 32914742400

約数和(自身を除く): 12740918391

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 361, 437, 513, 621, 1083, 1311, 3249, 3933, 8303, 9747, 11799, 24909, 74727, 89989, 224181, 269967, 809901, 1709791, 2069747, 2429703, 5129373, 6209241, 15388119, 18627723, 32486029, 39325193, 46164357, 55883169, 97458087, 117975579, 292374261, 353926737, 747178667, 877122783, 1061780211, 2241536001, 6724608003, 20173824009]

約数ペア:

[(1, 20173824009), (3, 6724608003), (9, 2241536001), (19, 1061780211), (23, 877122783), (27, 747178667), (57, 353926737), (69, 292374261), (171, 117975579), (207, 97458087), (361, 55883169), (437, 46164357), (513, 39325193), (621, 32486029), (1083, 18627723), (1311, 15388119), (3249, 6209241), (3933, 5129373), (8303, 2429703), (9747, 2069747), (11799, 1709791), (24909, 809901), (74727, 269967), (89989, 224181)]