20311944

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 34431096

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 46, 62, 69, 92, 93, 124, 138, 184, 186, 248, 276, 372, 552, 713, 744, 1187, 1426, 2139, 2374, 2852, 3561, 4278, 4748, 5704, 7122, 8556, 9496, 14244, 17112, 27301, 28488, 36797, 54602, 73594, 81903, 109204, 110391, 147188, 163806, 218408, 220782, 294376, 327612, 441564, 655224, 846331, 883128, 1692662, 2538993, 3385324, 5077986, 6770648, 10155972, 20311944]

約数ペア:

[(1, 20311944), (2, 10155972), (3, 6770648), (4, 5077986), (6, 3385324), (8, 2538993), (12, 1692662), (23, 883128), (24, 846331), (31, 655224), (46, 441564), (62, 327612), (69, 294376), (92, 220782), (93, 218408), (124, 163806), (138, 147188), (184, 110391), (186, 109204), (248, 81903), (276, 73594), (372, 54602), (552, 36797), (713, 28488), (744, 27301), (1187, 17112), (1426, 14244), (2139, 9496), (2374, 8556), (2852, 7122), (3561, 5704), (4278, 4748)]