20591184

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10463}}^1$

素因数の和:10515

約数の個数: 40

約数和(自身を含む): 54496512

約数和(自身を除く): 33905328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10463, 20926, 31389, 41852, 62778, 83704, 125556, 167408, 251112, 428983, 502224, 857966, 1286949, 1715932, 2573898, 3431864, 5147796, 6863728, 10295592, 20591184]

約数ペア:

[(1, 20591184), (2, 10295592), (3, 6863728), (4, 5147796), (6, 3431864), (8, 2573898), (12, 1715932), (16, 1286949), (24, 857966), (41, 502224), (48, 428983), (82, 251112), (123, 167408), (164, 125556), (246, 83704), (328, 62778), (492, 41852), (656, 31389), (984, 20926), (1968, 10463)]