2019920650864

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{5197}}^1\times {\mathrm{39371}}^1$

素因数の和:45193

約数の個数: 40

約数和(自身を含む): 3920793057648

約数和(自身を除く): 1900872406784

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 5197, 9872, 10394, 20788, 39371, 41576, 78742, 83152, 157484, 314968, 629936, 3206549, 6413098, 12826196, 24291907, 25652392, 48583814, 51304784, 97167628, 194335256, 204611087, 388670512, 409222174, 818444348, 1636888696, 3273777392, 126245040679, 252490081358, 504980162716, 1009960325432, 2019920650864]

約数ペア:

[(1, 2019920650864), (2, 1009960325432), (4, 504980162716), (8, 252490081358), (16, 126245040679), (617, 3273777392), (1234, 1636888696), (2468, 818444348), (4936, 409222174), (5197, 388670512), (9872, 204611087), (10394, 194335256), (20788, 97167628), (39371, 51304784), (41576, 48583814), (78742, 25652392), (83152, 24291907), (157484, 12826196), (314968, 6413098), (629936, 3206549)]