19438312

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1187}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 19052888

約数列:

[1, 2, 4, 8, 23, 46, 89, 92, 178, 184, 356, 712, 1187, 2047, 2374, 4094, 4748, 8188, 9496, 16376, 27301, 54602, 105643, 109204, 211286, 218408, 422572, 845144, 2429789, 4859578, 9719156, 19438312]

約数ペア:

[(1, 19438312), (2, 9719156), (4, 4859578), (8, 2429789), (23, 845144), (46, 422572), (89, 218408), (92, 211286), (178, 109204), (184, 105643), (356, 54602), (712, 27301), (1187, 16376), (2047, 9496), (2374, 8188), (4094, 4748)]