20210768144

素因数分解:

$2^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{486397}}^1$

素因数の和:486472

約数の個数: 60

約数和(自身を含む): 46411124364

約数和(自身を除く): 26200356220

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 98, 106, 112, 196, 212, 371, 392, 424, 742, 784, 848, 1484, 2597, 2968, 5194, 5936, 10388, 20776, 41552, 486397, 972794, 1945588, 3404779, 3891176, 6809558, 7782352, 13619116, 23833453, 25779041, 27238232, 47666906, 51558082, 54476464, 95333812, 103116164, 180453287, 190667624, 206232328, 360906574, 381335248, 412464656, 721813148, 1263173009, 1443626296, 2526346018, 2887252592, 5052692036, 10105384072, 20210768144]

約数ペア:

[(1, 20210768144), (2, 10105384072), (4, 5052692036), (7, 2887252592), (8, 2526346018), (14, 1443626296), (16, 1263173009), (28, 721813148), (49, 412464656), (53, 381335248), (56, 360906574), (98, 206232328), (106, 190667624), (112, 180453287), (196, 103116164), (212, 95333812), (371, 54476464), (392, 51558082), (424, 47666906), (742, 27238232), (784, 25779041), (848, 23833453), (1484, 13619116), (2597, 7782352), (2968, 6809558), (5194, 3891176), (5936, 3404779), (10388, 1945588), (20776, 972794), (41552, 486397)]