20121378473

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{3593}}^1$

素因数の和:4206

約数の個数: 32

約数和(自身を含む): 24324192000

約数和(自身を除く): 4202813527

約数列:

[1, 7, 29, 49, 203, 343, 563, 1421, 3593, 3941, 9947, 16327, 25151, 27587, 104197, 114289, 176057, 193109, 729379, 800023, 1232399, 2022859, 5105653, 5600161, 14160013, 35739571, 58662911, 99120091, 410640377, 693840637, 2874482639, 20121378473]

約数ペア:

[(1, 20121378473), (7, 2874482639), (29, 693840637), (49, 410640377), (203, 99120091), (343, 58662911), (563, 35739571), (1421, 14160013), (3593, 5600161), (3941, 5105653), (9947, 2022859), (16327, 1232399), (25151, 800023), (27587, 729379), (104197, 193109), (114289, 176057)]