19850877

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4003}}^1$

素因数の和:4057

約数の個数: 24

約数和(自身を含む): 31231200

約数和(自身を除く): 11380323

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4003, 4959, 12009, 36027, 76057, 116087, 228171, 348261, 684513, 1044783, 2205653, 6616959, 19850877]

約数ペア:

[(1, 19850877), (3, 6616959), (9, 2205653), (19, 1044783), (29, 684513), (57, 348261), (87, 228171), (171, 116087), (261, 76057), (551, 36027), (1653, 12009), (4003, 4959)]