20020936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{619}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 40622400

約数和(自身を除く): 20601464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 619, 622, 1238, 1244, 2476, 2488, 4043, 4952, 8047, 8086, 16094, 16172, 32188, 32344, 64376, 192509, 385018, 770036, 1540072, 2502617, 5005234, 10010468, 20020936]

約数ペア:

[(1, 20020936), (2, 10010468), (4, 5005234), (8, 2502617), (13, 1540072), (26, 770036), (52, 385018), (104, 192509), (311, 64376), (619, 32344), (622, 32188), (1238, 16172), (1244, 16094), (2476, 8086), (2488, 8047), (4043, 4952)]