20751336

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{4177}}^1$

素因数の和:4215

約数の個数: 64

約数和(自身を含む): 60163200

約数和(自身を除く): 39411864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4177, 4968, 8354, 12531, 16708, 25062, 33416, 37593, 50124, 75186, 96071, 100248, 112779, 150372, 192142, 225558, 288213, 300744, 384284, 451116, 576426, 768568, 864639, 902232, 1152852, 1729278, 2305704, 2593917, 3458556, 5187834, 6917112, 10375668, 20751336]

約数ペア:

[(1, 20751336), (2, 10375668), (3, 6917112), (4, 5187834), (6, 3458556), (8, 2593917), (9, 2305704), (12, 1729278), (18, 1152852), (23, 902232), (24, 864639), (27, 768568), (36, 576426), (46, 451116), (54, 384284), (69, 300744), (72, 288213), (92, 225558), (108, 192142), (138, 150372), (184, 112779), (207, 100248), (216, 96071), (276, 75186), (414, 50124), (552, 37593), (621, 33416), (828, 25062), (1242, 16708), (1656, 12531), (2484, 8354), (4177, 4968)]